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Cosmic cascades: How disk substructure regulates the flow of water to inner planetary systems

T0 review · 4 major / 3 minor · reviewed 2026-08-05 · deepseek-v4-flash

Pith's one-line read Disk gaps regulate water flow to inner planets

desk verdict First statistical link between JWST water line ratios and ALMA gap radii across 21 disks—worth a serious look, but the abstract leaves the key confounds and significance tests unshown. read the letter →

arxiv 2508.10402 v1 pith:VNBYW4W3 submitted 2025-08-14 astro-ph.EP astro-ph.SR

classification astro-ph.EPastro-ph.SR
keywords protoplanetarydisksplanetformationpebbledriftwaterdeliverydiskgapssnowlineJWSTALMA
verification ladder T0 review T1 audit T2 compute T3 formal

The pith

A machine-rendered reading of the paper's core claim, the machinery that carries it, and where it could break.

The reading

This paper establishes that the location of the innermost dust gap in a protoplanetary disk governs how much icy pebble material drifts inward to the snowline, and therefore how much water reaches the inner regions where planets form. Using JWST spectra of 21 young T Tauri disks and ALMA continuum images, the authors find that the 1500/6000 K water line flux ratio—a diagnostic of cold water vapor delivered by pebble drift—correlates with the gap radius, from 8.7 to 69 au. A population synthesis model of pebble drift in gapped disks matches the trend only when gaps form early and are effective at trapping pebbles, ruling out fast drift, leaky gaps, and late gap formation. If correct, this gives a direct observational handle on the pebble flux, a key parameter in planet formation theories, and explains why planetary systems may end up with very different water budgets.

What carries the argument

The 1500/6000 K water line flux ratio, measured with JWST/MIRI, serves as a thermometer of the water vapor population: the 6000 K line traces hot water close to the star, while the 1500 K line traces colder water farther out near the snowline, so the ratio responds to the influx of icy pebbles that evaporate there. The complementary machinery is a population-synthesis model of pebble drift in a disk with a gap, where the gap is treated as a pebble trap; the model predicts how the ratio changes with gap location and efficiency.

What would settle it

Measure the 1500/6000 K ratio in a set of disks with the same innermost gap radius but very different gap depths: if the ratio does not vary with gap depth as the trap model predicts, the gap-as-trap explanation is wrong. Alternatively, show that the ratio correlates just as strongly with stellar accretion rate after controlling for gap radius, which would indicate the tracer is not specific to pebble delivery.

Watch

Extended reading notes

Core claim

The paper's central claim is that the radial position of the innermost dust gap sets the rate at which icy pebbles cross the disk and release water vapor near the snowline, and that this regulates the delivery of water to the inner planetary system. The evidence is a correlation between the JWST-measured 1500/6000 K water line flux ratio and the ALMA-measured gap radius in 21 disks, together with a population synthesis that reproduces the correlation only for early, efficient gaps. This supports the picture where disk substructure acts as a water cascade: outer gaps trap pebbles and reduce the inner pebble flux, and the water line ratio records the resulting cold-to-hot water balance. The in

Load-bearing premise

The correlation is interpreted via the 1500/6000 K water line ratio being a specific tracer of cold water vapor from pebble drift, and ALMA gaps being effective pebble traps; if either fails, the trend could be caused by another disk property such as stellar mass or accretion rate.

Editorial extensions

If this is right

  • The innermost gap radius can be used as an observable proxy for the pebble flux reaching the snowline, connecting disk substructure to planet formation outcomes.
  • Disks with wide or far-out gaps will produce inner planetary systems with less water, while compact disks deliver more water to their inner regions.
  • The population synthesis disfavors scenarios where gaps are leaky, pebbles drift too quickly, or gaps form late, narrowing the allowed formation history of observed gap structures.
  • Snowline pebble fluxes inferred from the correlation are high enough to drive pebble accretion and to supply the water budget proposed for the early Solar System.
  • System-to-system scatter in the correlation implies that the emerging planetary architectures—number and position of giant planets—will differ substantially from disk to disk.

Reading between the lines

Editorial extensions of the paper, not claims the author makes directly.

  • A sharper test would combine this ratio with direct measurements of the inward pebble flux, e.g., from spatially resolved dust size distributions, to verify that the gap is the controlling bottleneck rather than merely covarying with another disk property.
  • If the correlation holds for older disks, gap location could serve as a retrospective indicator of the original water endowment of a planetary system, and possibly be linked to the volatile content of observed exoplanets.
  • The model's population-level constraints imply that the timing of gap formation is crucial: if gaps form after the pebble reservoir has been depleted, their trapping effect is irrelevant, which may explain the diversity of water delivery in disks of similar age.
  • This work suggests a way to classify disks by their expected inner water content using only ALMA gap radii, which could guide target selection for future observations of water in the inner disk and in forming planets.
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Editorial analysis

A structured set of objections, weighed in public.

Desk editor's note, referee report, and a circularity audit.

Referee Report

4 major / 3 minor

Summary. The paper analyzes 21 T Tauri disks using homogeneously reduced JWST/MIRI spectra and high-resolution ALMA continuum data. It reports a correlation between the 1500/6000 K water line flux ratio (a proposed tracer of cold water vapor and pebble drift near the snowline) and the radial location of the innermost dust gap, which spans 8.7–69 au. The authors interpret this as confirmation of recent models connecting inner and outer disk reservoirs, and support the interpretation with a population synthesis of pebble drift in gapped disks. They infer snowline pebble mass fluxes in the range 10^-6 to 10^-3 M_Earth/yr and argue that system-to-system variations imply different planetary architectures and water budgets.

Significance. If the central correlation and its interpretation hold, this would be a valuable observational constraint linking disk substructure to the delivery of water to inner planet-forming regions. The homogeneous JWST sample and the combination with ALMA gap measurements are clear strengths, and the population-synthesis approach is a useful framework. However, the abstract as written does not provide the statistical support for the correlation, the model comparison is qualitative, and the tracer assumptions are not validated. These gaps currently prevent the results from being assessed at the level of the paper's strong physical claims.

major comments (4)
  1. [Abstract] The central observational claim—a correlation between the 1500/6000 K water line flux ratio and the innermost dust gap radius (8.7–69 au)—is stated without a correlation coefficient, significance level, scatter, or uncertainty. With N=21, the result could be driven by a few leverage points (e.g., the 69 au gap). This is load-bearing because the paper's conclusion that disk substructure regulates water delivery rests on this correlation. Please report the statistic, its uncertainty, and explicit controls for confounds such as stellar mass, accretion rate, inclination, and continuum optical depth (e.g., partial correlations or a control sample).
  2. [Abstract] The population synthesis comparison is described only as a 'good match,' and the disfavored scenarios are not quantified. The abstract mentions free parameters (pebble drift efficiency, gap formation time, gap leakage factor) but does not state their adopted values, ranges, or the metric used to compare models with data. Without a likelihood or goodness-of-fit, the claim that early and effective gaps are preferred while leaky or late gaps are disfavored is not testable. Please specify the model parameters, the comparison method, and the resulting constraints or posteriors.
  3. [Abstract] The interpretation assumes that the 1500/6000 K line flux ratio is a reliable tracer of cold water vapor and pebble drift near the snowline, and that ALMA gaps act as effective pebble traps. These assumptions are not justified in the abstract, and no falsifiable test is proposed. If the ratio instead traces stellar mass or accretion luminosity, the observed correlation could arise without any gap-regulated pebble drift. Please include a validation of the tracer (e.g., against disk structure models or independent diagnostics) and a discussion of degeneracies with stellar properties.
  4. [Abstract] The inferred snowline pebble mass fluxes (10^-6 to 10^-3 M_Earth/yr) are stated as comparable to values in pebble accretion studies, but no uncertainties or model-dependence analysis is given. Because these fluxes are inferred from the same population synthesis used to match the observed trend, the inference is partially circular unless it is shown to be robust to parameter choices. Please provide an error budget or posterior distributions for the inferred fluxes.
minor comments (3)
  1. [Abstract] The phrase 'confirming predictions' is stronger than the analysis appears to support, since the population synthesis is partly used to match the same data. Consider rephrasing to 'consistent with' or explicitly addressing the circularity concern.
  2. [Abstract] The sample age range (0.5–2 Myr) is stated without specifying the age determination method. Please cite the method or provide age references for the 21 disks.
  3. [Abstract] Please clarify how the innermost dust gap is defined in the ALMA continuum (e.g., gap center, edge, or minimum) and whether the 8.7–69 au range refers to individual disk gaps or a sample distribution, to aid reproducibility.

Circularity Check

0 steps flagged · score 0.0 of 10

No significant circularity in the abstract-level derivation chain.

full rationale

The central claim of this paper is an empirical correlation between a JWST-measured water line flux ratio and the ALMA-observed innermost dust gap radius in 21 T Tauri disks. This is an observational result, not a quantity derived from the models. The population synthesis exploration is presented as a comparison to this observed trend, with the stated outcome that some model scenarios match and others are disfavored—this is a forward-model consistency check, not a fit that forces the inferred fluxes from the same data used to define the correlation. The inferred snowline pebble mass fluxes are explicitly model-dependent outputs inferred from the gap positions, not independently predicted quantities, so no step reduces to its own inputs by construction. No equations or self-citations are available in the provided text that would demonstrate a specific circular reduction. The abstract's phrase 'confirming predictions from recent models' is a claim of external consistency, and without evidence that those models were tuned to this exact correlation, it does not constitute circularity. Thus, based on the provided material, the derivation chain is self-contained and no circular step can be identified.

Assumptions & free parameters 3 free parameters · 3 assumptions · 0 invented entities

The model relies on standard disk physics and assumed tracer mappings, with several free parameters controlling pebble drift and gap properties. No new physical entities are proposed.

free parameters (3)
  • Pebble drift efficiency = unknown
    The population synthesis explores different drift efficiencies; those with fast drift are disfavored, so drift efficiency is a free parameter varied to match the observed trend.
  • Gap formation time = unknown
    The paper states that gaps that form late are disfavored, implying gap formation time is a varied parameter in the population synthesis.
  • Gap leakage factor = unknown
    Scenarios with very leaky gaps are disfavored, indicating leakage is a free parameter.
assumptions (3)
  • domain assumption Standard physics of pebble drift and gas drag in protoplanetary disks
    The population synthesis relies on established pebble drift equations, which are taken from prior literature.
  • domain assumption Water line ratio traces cold water vapor and pebble drift near the snowline
    The interpretation of the 1500/6000 K ratio as a tracer of pebble drift is an assumed mapping that is central to the claim.
  • domain assumption ALMA continuum gaps represent dust traps
    The correlation is interpreted as gaps blocking pebble drift, which assumes gaps correspond to pressure bumps that trap pebbles.

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Cite this review

Pith. "Pith review of Cosmic cascades: How disk substructure regulates the flow of water to inner planetary systems." pith.science (2026). https://pith.science/paper/VNBYW4W3

@misc{pith2026250810402,
  author       = {Pith},
  title        = {Pith review of: Cosmic cascades: How disk substructure regulates the flow of water to inner planetary systems},
  year         = {2026},
  howpublished = {\url{https://pith.science/paper/VNBYW4W3}},
  note         = {Machine review of arXiv:2508.10402}
}
abstract

The influx of icy pebbles to the inner regions of protoplanetary disks constitutes a fundamental ingredient in most planet formation theories. The observational determination of the magnitude of this pebble flux and its dependence on disk substructure (disk gaps as pebble traps) would be a significant step forward. In this work we analyze a sample of 21 T Tauri disks (with ages $\approx 0.5{-}2\mathrm{~Myr}$) using JWST/MIRI spectra homogeneously reduced with the JDISCS pipeline and high-angular-resolution ALMA continuum data. We find that the 1500/6000 K water line flux ratio measured with JWST - a tracer of cold water vapor and pebble drift near the snowline - correlates with the radial location of the innermost dust gap in ALMA continuum observations (ranging from 8.7 to 69 au), confirming predictions from recent models that study connections between the inner and outer disk reservoirs. We develop a population synthesis exploration of pebble drift in gapped disks and find a good match to the observed trend for early and relatively effective gaps, while scenarios where pebble drift happens quickly, gaps are very leaky, or where gaps form late are disfavored on a population level. Inferred snowline pebble mass fluxes (ranging between $10^{-6}$ and $10^{-3}~M_\oplus/\mathrm{yr}$ depending on gap position) are comparable to fluxes used in pebble accretion studies and those proposed for the inner Solar System, while system-to-system variations suggest differences in the emerging planetary system architectures and water budgets.

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Reference graph

Works this paper leans on

113 extracted references · 7 canonical work pages · cited by 1 Pith paper

  1. [1]

    , " * write output.state after.block = add.period write newline

    ENTRY address archivePrefix author booktitle chapter doi edition editor eprint howpublished institution journal key month number organization pages publisher school series title misctitle type volume year version url label extra.label sort.label short.list INTEGERS output.state before.all mid.sentence after.sentence after.block FUNCTION init.state.consts ...

  2. [2]

    write newline

    " write newline "" before.all 'output.state := FUNCTION format.url url empty "" new.block "" url * "" * if FUNCTION format.eprint eprint empty "" archivePrefix empty "" archivePrefix "arXiv" = new.block " " eprint * " " * new.block " " eprint * " " * if if if FUNCTION format.doi doi empty "" " " doi * " " * if FUNCTION format.pid doi empty eprint empty ur...

  3. [3]

    D 8 !.p B\@ q

    thebibliography [1] 20pt to REFERENCES 6pt =0pt \@twocolumntrue 12pt -12pt 10pt plus 3pt =0pt =0pt =1pt plus 1pt =0pt =0pt -12pt =13pt plus 1pt =20pt =13pt plus 1pt \@M =10000 =-1.0em =0pt =0pt 0pt =0pt =1.0em @enumiv\@empty 10000 10000 `\.\@m \@noitemerr \@latex@warning Empty `thebibliography' environment \@ifnextchar \@reference \@latexerr Missing key o...

  4. [4]

    L., P \'e rez , L

    ALMA Partnership , Brogan , C. L., P \'e rez , L. M., et al. 2015, title The 2014 ALMA Long Baseline Campaign: First Results from High Angular Resolution Observations toward the HL Tau Region , , 808, L3, 10.1088/2041-8205/808/1/L3

  5. [5]

    Andrews , S. M. 2020, title Observations of Protoplanetary Disk Structures , , 58, 483, 10.1146/annurev-astro-031220-010302

  6. [6]

    M., Huang , J., P \'e rez , L

    Andrews , S. M., Huang , J., P \'e rez , L. M., et al. 2018, title The Disk Substructures at High Angular Resolution Project (DSHARP). I. Motivation, Sample, Calibration, and Overview , , 869, L41, 10.3847/2041-8213/aaf741

  7. [7]

    M., Kamp , I., Henning , T., et al

    Arabhavi , A. M., Kamp , I., Henning , T., et al. 2024, title Abundant hydrocarbons in the disk around a very-low-mass star , Science, 384, 1086, 10.1126/science.adi8147

  8. [8]

    R., et al

    Argyriou , I., Glasse , A., Law , D. R., et al. 2023, title JWST MIRI flight performance: The Medium-Resolution Spectrometer , , 675, A111, 10.1051/0004-6361/202346489

Show all 113 references
  1. [9]

    2025, title The JDISC Survey: Linking the Physics and Chemistry of Inner and Outer Protoplanetary Disk Zones , arXiv e-prints, arXiv:2505.07562, 10.48550/arXiv.2505.07562

    Arulanantham , N., Salyk , C., Pontoppidan , K., et al. 2025, title The JDISC Survey: Linking the Physics and Chemistry of Inner and Outer Protoplanetary Disk Zones , arXiv e-prints, arXiv:2505.07562, 10.48550/arXiv.2505.07562

  2. [10]

    P., Tollerud , E

    Astropy Collaboration , Robitaille , T. P., Tollerud , E. J., et al. 2013, title Astropy: A community Python package for astronomy , , 558, A33, 10.1051/0004-6361/201322068

  3. [11]

    M., Sip o cz , B

    Astropy Collaboration , Price-Whelan , A. M., Sip o cz , B. M., et al. 2018, title The Astropy Project: Building an Open-science Project and Status of the v2.0 Core Package , , 156, 123, 10.3847/1538-3881/aabc4f

  4. [12]

    M., Lim , P

    Astropy Collaboration , Price-Whelan , A. M., Lim , P. L., et al. 2022, title The Astropy Project: Sustaining and Growing a Community-oriented Open-source Project and the Latest Major Release (v5.0) of the Core Package , , 935, 167, 10.3847/1538-4357/ac7c74

  5. [13]

    J., Fuller, J., & egjellison

    Banzatti, A., Johnson, M., Colmenares, M. J., Fuller, J., & egjellison. 2025, title spexod/iSLAT: Third release, 10.5281/zenodo.15342712

  6. [14]

    M., Salyk , C., et al

    Banzatti , A., Pontoppidan , K. M., Salyk , C., et al. 2017, title The Depletion of Water During Dispersal of Planet-forming Disk Regions , , 834, 152, 10.3847/1538-4357/834/2/152

  7. [15]

    D., et al

    Banzatti , A., Pascucci , I., Bosman , A. D., et al. 2020, title Hints for Icy Pebble Migration Feeding an Oxygen-rich Chemistry in the Inner Planet-forming Region of Disks , , 903, 124, 10.3847/1538-4357/abbc1a

  8. [16]

    M., Carr , J

    Banzatti , A., Pontoppidan , K. M., Carr , J. S., et al. 2023, title JWST Reveals Excess Cool Water near the Snow Line in Compact Disks, Consistent with Pebble Drift , , 957, L22, 10.3847/2041-8213/acf5ec

  9. [17]

    M., et al

    Banzatti , A., Salyk , C., Pontoppidan , K. M., et al. 2025, title Water in Protoplanetary Disks with JWST-MIRI: Spectral Excitation Atlas and Radial Distribution from Temperature Diagnostic Diagrams and Doppler Mapping , , 169, 165, 10.3847/1538-3881/ada962

  10. [18]

    2015, title New evolutionary models for pre-main sequence and main sequence low-mass stars down to the hydrogen-burning limit , , 577, A42, 10.1051/0004-6361/201425481

    Baraffe , I., Homeier , D., Allard , F., & Chabrier , G. 2015, title New evolutionary models for pre-main sequence and main sequence low-mass stars down to the hydrogen-burning limit , , 577, A42, 10.1051/0004-6361/201425481

  11. [19]

    Bate , M. R. 2018, title On the diversity and statistical properties of protostellar discs , , 475, 5618, 10.1093/mnras/sty169

  12. [20]

    2024, title Dust Growth and Evolution in Protoplanetary Disks , , 62, 157, 10.1146/annurev-astro-071221-052705

    Birnstiel , T. 2024, title Dust Growth and Evolution in Protoplanetary Disks , , 62, 157, 10.1146/annurev-astro-071221-052705

  13. [21]

    N., Buchhave , L

    Bitsch , B., Raymond , S. N., Buchhave , L. A., et al. 2021, title Dry or water world? How the water contents of inner sub-Neptunes constrain giant planet formation and the location of the water ice line , , 649, L5, 10.1051/0004-6361/202140793

  14. [22]

    D., Bergin , E

    Bosman , A. D., Bergin , E. A., Calahan , J., & Duval , S. E. 2022, title Water UV-shielding in the Terrestrial Planet-forming Zone: Implications from Water Emission , , 930, L26, 10.3847/2041-8213/ac66ce

  15. [23]

    2024, JWST Calibration Pipeline, 1.15.1 Zenodo, 10.5281/zenodo.12692459

    Bushouse, H., Eisenhamer, J., Dencheva, N., et al. 2024, JWST Calibration Pipeline, 1.15.1 Zenodo, 10.5281/zenodo.12692459

  16. [24]

    B., Li , R., Kretke , K

    Carrera , D., Simon , J. B., Li , R., Kretke , K. A., & Klahr , H. 2021, title Protoplanetary Disk Rings as Sites for Planetesimal Formation , , 161, 96, 10.3847/1538-3881/abd4d9

  17. [25]

    J., & Cuzzi , J

    Ciesla , F. J., & Cuzzi , J. N. 2006, title The evolution of the water distribution in a viscous protoplanetary disk , , 181, 178, 10.1016/j.icarus.2005.11.009

  18. [26]

    J., Tazzari , M., Juhasz , A., et al

    Clarke , C. J., Tazzari , M., Juhasz , A., et al. 2018, title High-resolution Millimeter Imaging of the CI Tau Protoplanetary Disk: A Massive Ensemble of Protoplanets from 0.1 to 100 au , , 866, L6, 10.3847/2041-8213/aae36b

  19. [27]

    J., Lambrechts , M., van Kooten , E., & Johansen , A

    Colmenares , M. J., Lambrechts , M., van Kooten , E., & Johansen , A. 2024, title Thermal processing of primordial pebbles in evolving protoplanetary disks , , 685, A114, 10.1051/0004-6361/202347737

  20. [28]

    J., Arulanantham , N., Banzatti , A., et al

    Colmenares Diaz , M. J., Arulanantham , N., Banzatti , A., et al. 2025, Can accretion explain the carbon dichotomy in planet-forming disks? ,, JWST Proposal. Cycle 4, ID. \#7662

  21. [29]

    E., Sears , W

    Cyr , K. E., Sears , W. D., & Lunine , J. I. 1998, title Distribution and Evolution of Water Ice in the Solar Nebula: Implications for Solar System Body Formation , , 135, 537, 10.1006/icar.1998.5959

  22. [30]

    2023, title Composition of giant planets: The roles of pebbles and planetesimals , , 679, L7, 10.1051/0004-6361/202347501

    Danti , C., Bitsch , B., & Mah , J. 2023, title Composition of giant planets: The roles of pebbles and planetesimals , , 679, L7, 10.1051/0004-6361/202347501

  23. [31]

    2024, title Population synthesis models indicate a need for early and ubiquitous disk substructures , , 688, A81, 10.1051/0004-6361/202450328

    Delussu , L., Birnstiel , T., Miotello , A., et al. 2024, title Population synthesis models indicate a need for early and ubiquitous disk substructures , , 688, A81, 10.1051/0004-6361/202450328

  24. [32]

    Deng, D., Pascucci, I., & Fernandes, R. B. 2025, title ysoisochrone: A Python package to estimate masses and ages for YSOs, Journal of Open Source Software, 10, 7493, 10.21105/joss.07493

  25. [33]

    M., & Li , H

    Dr a \.z kowska , J., Li , S., Birnstiel , T., Stammler , S. M., & Li , H. 2019, title Including Dust Coagulation in Hydrodynamic Models of Protoplanetary Disks: Dust Evolution in the Vicinity of a Jupiter-mass Planet , , 885, 91, 10.3847/1538-4357/ab46b7

  26. [34]

    M., & Birnstiel , T

    Dr a \.z kowska , J., Stammler , S. M., & Birnstiel , T. 2021, title How dust fragmentation may be beneficial to planetary growth by pebble accretion , , 647, A15, 10.1051/0004-6361/202039925

  27. [35]

    2024, title Water Enrichment from Pebble Drift in Disks with Gap-forming Planets , , 977, 21, 10.3847/1538-4357/ad891d

    Easterwood , W., Kalyaan , A., & Banzatti , A. 2024, title Water Enrichment from Pebble Drift in Disks with Gap-forming Planets , , 977, 21, 10.3847/1538-4357/ad891d

  28. [36]

    F., Manara , C

    Facchini , S., van Dishoeck , E. F., Manara , C. F., et al. 2019, title High gas-to-dust size ratio indicating efficient radial drift in the mm-faint CX Tauri disk , , 626, L2, 10.1051/0004-6361/201935496

  29. [37]

    Feiden , G. A. 2016, title Magnetic inhibition of convection and the fundamental properties of low-mass stars. III. A consistent 10 Myr age for the Upper Scorpius OB association , , 593, A99, 10.1051/0004-6361/201527613

  30. [38]

    F., et al

    Gasman , D., Temmink , M., van Dishoeck , E. F., et al. 2025, title MINDS: The influence of outer dust disc structure on the volatile delivery to the inner disc , , 694, A147, 10.1051/0004-6361/202452152

  31. [39]

    E., Rothman , L

    Gordon , I. E., Rothman , L. S., Hargreaves , R. J., et al. 2022, title The HITRAN2020 molecular spectroscopic database , , 277, 107949, 10.1016/j.jqsrt.2021.107949

  32. [40]

    L., van Dishoeck , E

    Grant , S. L., van Dishoeck , E. F., Tabone , B., et al. 2023, title MINDS. The Detection of ^ 13 CO _ 2 with JWST-MIRI Indicates Abundant CO _ 2 in a Protoplanetary Disk , , 947, L6, 10.3847/2041-8213/acc44b

  33. [41]

    M., van der Marel , N., Williams , J

    Guerra-Alvarado , O. M., van der Marel , N., Williams , J. P., et al. 2025, title A high-resolution survey of protoplanetary disks in Lupus and the nature of compact disks , , 696, A232, 10.1051/0004-6361/202453338

  34. [42]

    2017, title Disk Evolution and the Fate of Water , , 212, 813, 10.1007/s11214-017-0406-0

    Hartmann , L., Ciesla , F., Gressel , O., & Alexander , R. 2017, title Disk Evolution and the Fate of Water , , 212, 813, 10.1007/s11214-017-0406-0

  35. [43]

    2024, title MINDS: The JWST MIRI Mid-INfrared Disk Survey , , 136, 054302, 10.1088/1538-3873/ad3455

    Henning , T., Kamp , I., Samland , M., et al. 2024, title MINDS: The JWST MIRI Mid-INfrared Disk Survey , , 136, 054302, 10.1088/1538-3873/ad3455

  36. [44]

    R., Roellig , T

    Houck , J. R., Roellig , T. L., van Cleve , J., et al. 2004, title The Infrared Spectrograph (IRS) on the Spitzer Space Telescope , , 154, 18, 10.1086/423134

  37. [45]

    2025, title Smuggling unnoticed: towards a 2D view of water and dust delivery to the inner regions of protoplanetary discs , , 537, 691, 10.1093/mnras/staf057

    Houge , A., Krijt , S., Banzatti , A., et al. 2025, title Smuggling unnoticed: towards a 2D view of water and dust delivery to the inner regions of protoplanetary discs , , 537, 691, 10.1093/mnras/staf057

  38. [46]

    M., Dullemond , C

    Huang , J., Andrews , S. M., Dullemond , C. P., et al. 2018, title The Disk Substructures at High Angular Resolution Project (DSHARP). II. Characteristics of Annular Substructures , , 869, L42, 10.3847/2041-8213/aaf740

  39. [47]

    D., et al

    Huang , J., Banzatti , A., Birnstiel , T. D., et al. 2025, Do protoplanetary disk substructures regulate water enrichment and pebble drift across different environments? ,, JWST Proposal. Cycle 4, ID. \#7993

  40. [48]

    J., Dong , R., & Bai , X.-N

    Huang , P., Yu , F., Lee , E. J., Dong , R., & Bai , X.-N. 2025, title Leaky Dust Traps in Planet-Embedded Protoplanetary Disks , arXiv e-prints, arXiv:2503.19026. 2503.19026

  41. [49]

    G., Banzatti , A., Johnson , M

    Jellison , E. G., Banzatti , A., Johnson , M. B., & Bruderer , S. 2024, title iSLAT: the Interactive Spectral-line Analysis Tool for JWST and Beyond , , 168, 99, 10.3847/1538-3881/ad6142

  42. [50]

    M., & Carrasco-Gonz \'a lez , C

    Jiang , H., Mac \' as , E., Guerra-Alvarado , O. M., & Carrasco-Gonz \'a lez , C. 2024, title Grain-size measurements in protoplanetary disks indicate fragile pebbles and low turbulence , , 682, A32, 10.1051/0004-6361/202348271

  43. [51]

    2021, title A pebble accretion model for the formation of the terrestrial planets in the Solar System , Science Advances, 7, eabc0444, 10.1126/sciadv.abc0444

    Johansen , A., Ronnet , T., Bizzarro , M., et al. 2021, title A pebble accretion model for the formation of the terrestrial planets in the Solar System , Science Advances, 7, eabc0444, 10.1126/sciadv.abc0444

  44. [52]

    2024, spexod/iSLAT: Second release, v4.03 Zenodo, 10.5281/zenodo.12167853

    Johnson, M., Banzatti, A., Fuller, J., & Jellison, E. 2024, spexod/iSLAT: Second release, v4.03 Zenodo, 10.5281/zenodo.12167853

  45. [53]

    Kaeufer , T., Min , M., Woitke , P., Kamp , I., & Arabhavi , A. M. 2024, title Bayesian analysis of the molecular emission and dust continuum of protoplanetary disks , , 687, A209, 10.1051/0004-6361/202449936

  46. [54]

    D., & Banzatti , A

    Kalyaan , A., Pinilla , P., Krijt , S., Mulders , G. D., & Banzatti , A. 2021, title Linking Outer Disk Pebble Dynamics and Gaps to Inner Disk Water Enrichment , , 921, 84, 10.3847/1538-4357/ac1e96

  47. [55]

    2023, title The Effect of Dust Evolution and Traps on Inner Disk Water Enrichment , , 954, 66, 10.3847/1538-4357/ace535

    Kalyaan , A., Pinilla , P., Krijt , S., et al. 2023, title The Effect of Dust Evolution and Traps on Inner Disk Water Enrichment , , 954, 66, 10.3847/1538-4357/ace535

  48. [56]

    M., et al

    Kamp , I., Henning , T., Arabhavi , A. M., et al. 2023, title The chemical inventory of the inner regions of planet-forming disks the JWST/MINDS program , Faraday Discussions, 245, 112, 10.1039/D3FD00013C

  49. [57]

    2025, title Can thermodynamic equilibrium be established in planet-forming disks? , , 698, A294, 10.1051/0004-6361/202452249

    Kanwar , J., Woitke , P., Kamp , I., Rimmer , P., & Helling , C. 2025, title Can thermodynamic equilibrium be established in planet-forming disks? , , 698, A294, 10.1051/0004-6361/202452249

  50. [58]

    2023, title Chemical Habitability: Supply and Retention of Life's Essential Elements During Planet Formation , in Astronomical Society of the Pacific Conference Series, Vol

    Krijt , S., Kama , M., McClure , M., et al. 2023, title Chemical Habitability: Supply and Retention of Life's Essential Elements During Planet Formation , in Astronomical Society of the Pacific Conference Series, Vol. 534, Protostars and Planets VII, ed. S. Inutsuka , Y. Aikaw...

  51. [59]

    S., Kleine , T., & Borg , L

    Kruijer , T. S., Kleine , T., & Borg , L. E. 2020, title The great isotopic dichotomy of the early Solar System , Nature Astronomy, 4, 32, 10.1038/s41550-019-0959-9

  52. [60]

    A., et al

    Lambrechts , M., Morbidelli , A., Jacobson , S. A., et al. 2019, title Formation of planetary systems by pebble accretion and migration. How the radial pebble flux determines a terrestrial-planet or super-Earth growth mode , , 627, A83, 10.1051/0004-6361/201834229

  53. [61]

    Lau , T. C. H., Dr a \.z kowska , J., Stammler , S. M., Birnstiel , T., & Dullemond , C. P. 2022, title Rapid formation of massive planetary cores in a pressure bump , , 668, A170, 10.1051/0004-6361/202244864

  54. [62]

    J., & Hands , T

    Lichtenberg , T., Dr a \.z kowska , J., Sch \"o nb \"a chler , M., Golabek , G. J., & Hands , T. O. 2021, title Bifurcation of planetary building blocks during Solar System formation , Science, 371, 365, 10.1126/science.abb3091

  55. [63]

    J., Burn , R., et al

    Lichtenberg , T., Golabek , G. J., Burn , R., et al. 2019, title A water budget dichotomy of rocky protoplanets from ^ 26 Al-heating , Nature Astronomy, 3, 307, 10.1038/s41550-018-0688-5

  56. [64]

    K., Nakajima , M., & Fischer , R

    Lichtenberg , T., Schaefer , L. K., Nakajima , M., & Fischer , R. A. 2023, title Geophysical Evolution During Rocky Planet Formation , in Astronomical Society of the Pacific Conference Series, Vol. 534, Protostars and Planets VII, ed. S. Inutsuka , Y. Aikawa , T. Muto , K. Tom...

  57. [65]

    J., Harsono , D., et al

    Long , F., Herczeg , G. J., Harsono , D., et al. 2019, title Compact Disks in a High-resolution ALMA Survey of Dust Structures in the Taurus Molecular Cloud , , 882, 49, 10.3847/1538-4357/ab2d2d

  58. [66]

    M., Banzatti , A., et al

    Long , F., Andrews , S. M., Banzatti , A., et al. 2025 a , Linking the outer structure with inner chemistry in disks around the most common planet hosts ,, JWST Proposal. Cycle 4, ID. \#7280

  59. [67]

    2025 b , title The First JWST View of a 30-Myr-old Protoplanetary Disk Reveals a Late-stage Carbon-rich Phase , , 978, L30, 10.3847/2041-8213/ad99d2

    Long , F., Pascucci , I., Houge , A., et al. 2025 b , title The First JWST View of a 30-Myr-old Protoplanetary Disk Reveals a Late-stage Carbon-rich Phase , , 978, L30, 10.3847/2041-8213/ad99d2

  60. [68]

    2022, title Density, not radius, separates rocky and water-rich small planets orbiting M dwarf stars , Science, 377, 1211, 10.1126/science.abl7164

    Luque , R., & Pall \'e , E. 2022, title Density, not radius, separates rocky and water-rich small planets orbiting M dwarf stars , Science, 377, 1211, 10.1126/science.abl7164

  61. [69]

    2024, title Mind the gap: Distinguishing disc substructures and their impact on the inner disc composition , , 686, L17, 10.1051/0004-6361/202450322

    Mah , J., Savvidou , S., & Bitsch , B. 2024, title Mind the gap: Distinguishing disc substructures and their impact on the inner disc composition , , 686, L17, 10.1051/0004-6361/202450322

  62. [70]

    F., Ansdell , M., Rosotti , G

    Manara , C. F., Ansdell , M., Rosotti , G. P., et al. 2023, title Demographics of Young Stars and their Protoplanetary Disks: Lessons Learned on Disk Evolution and its Connection to Planet Formation , in Astronomical Society of the Pacific Conference Series, Vol. 534, Protosta...

  63. [71]

    E., & Voelk , H

    Morfill , G. E., & Voelk , H. J. 1984, title Transport of dust and vapor and chemical fractionation in the early protosolar cloud , , 287, 371, 10.1086/162697

  64. [72]

    D., Dr a \.z kowska , J., van der Marel , N., Ciesla , F

    Mulders , G. D., Dr a \.z kowska , J., van der Marel , N., Ciesla , F. J., & Pascucci , I. 2021, Why Do M Dwarfs Have More Transiting Planets? , 10.3847/2041-8213/ac2947

  65. [73]

    2019, title Contacts of Water Ice in Protoplanetary Disks Laboratory Experiments , , 873, 58, 10.3847/1538-4357/ab0428

    Musiolik , G., & Wurm , G. 2019, title Contacts of Water Ice in Protoplanetary Disks Laboratory Experiments , , 873, 58, 10.3847/1538-4357/ab0428

  66. [74]

    R., Carr , J

    Najita , J. R., Carr , J. S., Pontoppidan , K. M., et al. 2013, title The HCN-Water Ratio in the Planet Formation Region of Disks , , 766, 134, 10.1088/0004-637X/766/2/134

  67. [75]

    I., & Bergin , E

    \"O berg , K. I., & Bergin , E. A. 2021, title Astrochemistry and compositions of planetary systems , , 893, 1, 10.1016/j.physrep.2020.09.004

  68. [76]

    J., J rgensen , J

    Ohashi , N., Tobin , J. J., J rgensen , J. K., et al. 2023, title Early Planet Formation in Embedded Disks (eDisk). I. Overview of the Program and First Results , , 951, 8, 10.3847/1538-4357/acd384

  69. [77]

    2024, title Survival of the long-lived inner disk of PDS70 , , 686, A135, 10.1051/0004-6361/202348707

    Pinilla , P., Benisty , M., Waters , R., Bae , J., & Facchini , S. 2024, title Survival of the long-lived inner disk of PDS70 , , 686, A135, 10.1051/0004-6361/202348707

  70. [78]

    2012, title Trapping dust particles in the outer regions of protoplanetary disks , , 538, A114, 10.1051/0004-6361/201118204

    Pinilla , P., Birnstiel , T., Ricci , L., et al. 2012, title Trapping dust particles in the outer regions of protoplanetary disks , , 538, A114, 10.1051/0004-6361/201118204

  71. [79]

    M., Salyk , C., Banzatti , A., et al

    Pontoppidan , K. M., Salyk , C., Banzatti , A., et al. 2024, title High-contrast JWST-MIRI Spectroscopy of Planet-forming Disks for the JDISC Survey , , 963, 158, 10.3847/1538-4357/ad20f0

  72. [80]

    H., Wright , G

    Rieke , G. H., Wright , G. S., B \"o ker , T., et al. 2015, title The Mid-Infrared Instrument for the James Webb Space Telescope, I: Introduction , , 127, 584, 10.1086/682252

  73. [81]

    E., Banzatti , A., \"O berg , K

    Romero-Mirza , C. E., Banzatti , A., \"O berg , K. I., et al. 2024, title Retrieval of Thermally Resolved Water Vapor Distributions in Disks Observed with JWST-MIRI , , 975, 78, 10.3847/1538-4357/ad769e

  74. [82]

    Rosotti , G. P. 2023, title Empirical constraints on turbulence in proto-planetary discs , , 96, 101674, 10.1016/j.newar.2023.101674

  75. [83]

    H., Richter , M

    Salyk , C., Lacy , J. H., Richter , M. J., et al. 2015, title Detection of Water Vapor in the Terrestrial Planet Forming Region of a Transition Disk , , 810, L24, 10.1088/2041-8205/810/2/L24

  76. [84]

    M., Schmiedeke , A., Pineda , J

    Segura-Cox , D. M., Schmiedeke , A., Pineda , J. E., et al. 2020, title Four annular structures in a protostellar disk less than 500,000 years old , , 586, 228, 10.1038/s41586-020-2779-6

  77. [85]

    D., Vlasblom , M., & van Dishoeck , E

    Sellek , A. D., Vlasblom , M., & van Dishoeck , E. F. 2025, title CO _ 2 -rich protoplanetary discs as a probe of dust radial drift and trapping , , 694, A79, 10.1051/0004-6361/202451137

  78. [86]

    D., Tobin , J

    Sheehan , P. D., Tobin , J. J., Federman , S., Megeath , S. T., & Looney , L. W. 2020, title The VLA/ALMA Nascent Disk and Multiplicity (VANDAM) Survey of Orion Protostars. III. Substructures in Protostellar Disks , , 902, 141, 10.3847/1538-4357/abbad5

  79. [87]

    A., Romero-Mirza , C

    Smith , S. A., Romero-Mirza , C. E., Banzatti , A., et al. 2025, title JWST's Sharper View of EX Lup: Cold Water from Ice Sublimation during Accretion Outbursts , , 984, L51, 10.3847/2041-8213/adcab8

  80. [88]

    2022, title The impact of dynamic pressure bumps on the observational properties of protoplanetary disks , , 668, A104, 10.1051/0004-6361/202243338

    Stadler , J., G \'a rate , M., Pinilla , P., et al. 2022, title The impact of dynamic pressure bumps on the observational properties of protoplanetary disks , , 668, A104, 10.1051/0004-6361/202243338

  81. [89]

    M., & Birnstiel , T

    Stammler , S. M., & Birnstiel , T. 2022, title DustPy: A Python Package for Dust Evolution in Protoplanetary Disks , , 935, 35, 10.3847/1538-4357/ac7d58

  82. [90]

    M., Lichtenberg , T., Dr a \.z kowska , J., & Birnstiel , T

    Stammler , S. M., Lichtenberg , T., Dr a \.z kowska , J., & Birnstiel , T. 2023, title Leaky dust traps: How fragmentation impacts dust filtering by planets , , 670, L5, 10.1051/0004-6361/202245512

  83. [91]

    J., & Lunine , J

    Stevenson , D. J., & Lunine , J. I. 1988, title Rapid formation of Jupiter by diffusive redistribution of water vapor in the solar nebula , , 75, 146, 10.1016/0019-1035(88)90133-9

  84. [92]

    F., et al

    Tabone , B., Bettoni , G., van Dishoeck , E. F., et al. 2023, title A rich hydrocarbon chemistry and high C to O ratio in the inner disk around a very low-mass star , Nature Astronomy, 7, 805, 10.1038/s41550-023-01965-3

  85. [93]

    P., Trapman , L., et al

    Tabone , B., Rosotti , G. P., Trapman , L., et al. 2025, title The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO): VII. Testing accretion mechanisms from disk population synthesis , arXiv e-prints, arXiv:2506.10742, 10.48550/arXiv.2506.10742

  86. [94]

    D., Gasman , D., et al

    Temmink , M., Sellek , A. D., Gasman , D., et al. 2025, title MINDS. Water reservoirs of compact planet-forming dust disk: A diversity of H _2 O distributions , arXiv e-prints, arXiv:2505.15237, 10.48550/arXiv.2505.15237

  87. [95]

    2025, title Compact protoplanetary discs can be produced by dead zones , , 537, 3525, 10.1093/mnras/staf245

    Tong , S., & Alexander , R. 2025, title Compact protoplanetary discs can be produced by dead zones , , 537, 3525, 10.1093/mnras/staf245

  88. [96]

    2024, title Support for fragile porous dust in a gravitationally self-regulated disk around IM Lup , Nature Astronomy, 8, 1148, 10.1038/s41550-024-02308-6

    Ueda , T., Tazaki , R., Okuzumi , S., Flock , M., & Sudarshan , P. 2024, title Support for fragile porous dust in a gravitationally self-regulated disk around IM Lup , Nature Astronomy, 8, 1148, 10.1038/s41550-024-02308-6

  89. [97]

    M., & Ciesla , F

    Van Clepper , E., Price , E. M., & Ciesla , F. J. 2025, title Three-dimensional Transport of Solids in a Protoplanetary Disk Containing a Growing Giant Planet , , 980, 201, 10.3847/1538-4357/ada8a4

  90. [98]

    F., Bergin , E

    van Dishoeck , E. F., Bergin , E. A., Lis , D. C., & Lunine , J. I. 2014, title Water: From Clouds to Planets , in Protostars and Planets VI, ed. H. Beuther , R. S. Klessen , C. P. Dullemond , & T. Henning , 835--858, 10.2458/azu_uapress_9780816531240-ch036

  91. [99]

    T., Trapman , L., et al

    Vioque , M., Kurtovic , N. T., Trapman , L., et al. 2025, title The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO): X. Dust Substructures, Disk Geometries, and Dust-disk Radii , arXiv e-prints, arXiv:2506.10746, 10.48550/arXiv.2506.10746

  92. [100]

    W., Huang , P., & Kuiper , R

    Wang , Y., Ormel , C. W., Huang , P., & Kuiper , R. 2023, title Atmospheric recycling of volatiles by pebble-accreting planets , , 523, 6186, 10.1093/mnras/stad1753

  93. [101]

    W., Mori , S., & Bai , X.-N

    Wang , Y., Ormel , C. W., Mori , S., & Bai , X.-N. 2025, title Solving for the 2D water snowline with hydrodynamic simulations: Emergence of the gas outflow, water cycle, and temperature plateau , , 696, A38, 10.1051/0004-6361/202453036

  94. [102]

    Weber , P., Ben \' tez-Llambay , P., Gressel , O., Krapp , L., & Pessah , M. E. 2018, title Characterizing the Variable Dust Permeability of Planet-induced Gaps , , 854, 153, 10.3847/1538-4357/aaab63

  95. [103]

    Whipple , F. L. 1972, title On certain aerodynamic processes for asteroids and comets , in From Plasma to Planet, ed. A. Elvius , 211

  96. [104]

    Williams , J., & Krijt , S. 2025, title The CO-fuelled Time Machine: tracing birth conditions and Terrestrial Planet Formation Outcomes in HD 163296 through Pebble Drift-induced CO Enhancements , , 537, 831, 10.1093/mnras/staf075

  97. [105]

    M., Kamp , I., & Thi , W

    Woitke , P., Arabhavi , A. M., Kamp , I., & Thi , W. F. 2022, title Mixing and diffusion in protoplanetary disc chemistry , , 668, A164, 10.1051/0004-6361/202244554

  98. [106]

    S., Rieke , G

    Wright , G. S., Rieke , G. H., Glasse , A., et al. 2023, title The Mid-infrared Instrument for JWST and Its In-flight Performance , , 135, 048003, 10.1088/1538-3873/acbe66

  99. [107]

    D., Males , J

    Wu , Y.-L., Sheehan , P. D., Males , J. R., et al. 2017, title An ALMA and MagAO Study of the Substellar Companion GQ Lup B* , , 836, 223, 10.3847/1538-4357/aa5b96

  100. [108]

    2023, title Water-rich Disks around Late M Stars Unveiled: Exploring the Remarkable Case of Sz 114 , , 959, L25, 10.3847/2041-8213/ad0ed9

    Xie , C., Pascucci , I., Long , F., et al. 2023, title Water-rich Disks around Late M Stars Unveiled: Exploring the Remarkable Case of Sz 114 , , 959, L25, 10.3847/2041-8213/ad0ed9

  101. [109]

    P., & Lodato , G

    Zagaria , F., Rosotti , G. P., & Lodato , G. 2021, title On dust evolution in planet-forming discs in binary systems - I. Theoretical and numerical modelling: radial drift is faster in binary discs , , 504, 2235, 10.1093/mnras/stab985

  102. [110]

    M., Pascucci , I., et al

    Zhang , K., P \'e rez , L. M., Pascucci , I., et al. 2025 a , title The ALMA Survey of Gas Evolution of PROtoplanetary Disks (AGE-PRO): I. Program Overview and Summary of First Results , arXiv e-prints, arXiv:2506.10719, 10.48550/arXiv.2506.10719

  103. [111]

    2025 b , Population Study of Chemistry in the First Million Years of Planet Formation: A MIRI Survey of Embedded Disks in Ophiuchus ,, JWST Proposal

    Zhang , K., Armitage , T., Banzatti , A., et al. 2025 b , Population Study of Chemistry in the First Million Years of Planet Formation: A MIRI Survey of Embedded Disks in Ophiuchus ,, JWST Proposal. Cycle 4, ID. \#7135

  104. [112]

    2023, title Substructures in Compact Disks of the Taurus Star-forming Region , , 952, 108, 10.3847/1538-4357/acd334

    Zhang , S., Kalscheur , M., Long , F., et al. 2023, title Substructures in Compact Disks of the Taurus Star-forming Region , , 952, 108, 10.3847/1538-4357/acd334

  105. [113]

    P., Dong , R., Espaillat , C., & Hartmann , L

    Zhu , Z., Nelson , R. P., Dong , R., Espaillat , C., & Hartmann , L. 2012, title Dust Filtration by Planet-induced Gap Edges: Implications for Transitional Disks , , 755, 6, 10.1088/0004-637X/755/1/6

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Reviewed August 5, 2026 · model on record in the stance chip above.