Pith. sign in

REVIEW 2 major objections 6 minor 1 cited by

Reflation: redox-driven atmospheric inflation as tracer of super-Earth geochemistry

T0 review · 2 major / 6 minor · reviewed 2026-08-02 · deepseek-v4-flash

Pith's one-line read Geochemically-reduced super-Earths can transiently re-inflate their atmospheres late in their evolution, temporarily cutting bulk density by up to ~60% before final erosion, a signature of deep mantle redox.

desk verdict A credible new mechanism for transient super-Earth inflation, but the fixed mantle redox assumption needs testing before quantitative predictions are trusted. read the letter →

arxiv 2607.13793 v1 pith:H4Y6S5FW submitted 2026-07-15 astro-ph.EP

classification astro-ph.EP
keywords super-Earthsatmosphericescaperedoxgeochemistrymagmaoceanoutgassingradiusvalleymeanmolecularweightplanetaryevolution
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 argues that a super-Earth's deep mantle redox state can reverse the usual one-way story of atmospheric stripping. Using coupled interior-atmosphere simulations of highly irradiated planets, the authors show that reduced mantles near the iron-wüstite buffer initially outgas heavy CO-dominated atmospheres; as hydrodynamic escape strips this envelope, the falling surface pressure degasses water stored in the underlying magma ocean, and reduced chemistry converts it to light H2. The resulting drop in mean molecular weight inflates the atmosphere and can lower the measured bulk density by up to ~60%, hundreds of millions to billions of years after formation, before the envelope is finally lost. Oxidized, Earth-like mantles instead buffer a heavy CO2/SO2 atmosphere and deflate monotonically. If correct, reflation turns the time evolution of transit radius and density into a probe of a planet's interior geochemistry and volatile budget, with population-level signatures near the radius valley.

What carries the argument

The central mechanism is the redox-dependent competition between volatile solubility in the magma ocean and gas-phase speciation, coupled to energy-limited hydrodynamic escape. The 'iron-wüstite buffer' is a reference oxygen fugacity that separates reducing from oxidizing mantle conditions. At reducing conditions near that buffer, carbon is outgassed as heavy CO (mean molecular weight ~28 g/mol) while hydrogen stays dissolved in the melt as H2O; when hydrodynamic escape driven by stellar XUV radiation removes the CO-rich envelope, the falling surface pressure shifts the solubility equilibrium, releasing the dissolved water, which reduced gas-phase chemistry converts to light H2 (~2 g/mol). T

What would settle it

A concrete test: use a self-consistent model that couples mantle oxidation to hydrogen escape. If the mantle oxygen fugacity rises above +2 relative to the iron-wüstite buffer before the CO envelope is stripped enough for H2O to degas as H2, reflation disappears. Observationally, a large unbiased survey of old (1–5 Gyr) close-in super-Earths should reveal a population of low-density planets (bulk density roughly 40–60% of a bare-rock model) with H2/H2O-dominated secondary atmospheres; the absence of such objects—or a candidate caught in the CO-dominated pre-transition state that never drops in

Watch

Extended reading notes

Core claim

On the paper's own terms, the central discovery is that the redox-sensitivity of mantle outgassing—not just the starting envelope—controls whether irradiated super-Earth atmospheres shrink monotonically or experience a transient re-inflation. In simulations with reduced mantles (oxygen fugacity near the iron-wüstite buffer), the secondary atmosphere begins CO-dominated while hydrogen remains dissolved as H2O in the magma ocean; energy-limited hydrodynamic escape strips the CO, and the resultant drop in surface pressure shifts solubility equilibria so that stored water degasses and equilibrates to H2. The atmosphere's mean molecular weight falls from ~28 to ~2 g/mol, the scale height grows, a

Load-bearing premise

The load-bearing premise is that each simulation holds the mantle's oxygen fugacity fixed; reflation requires the mantle to still be reduced (within about 2 log units of the iron-wüstite buffer) at the moment the initial CO-dominated atmosphere is stripped, whereas in reality hydrogen escape could oxidize the mantle before that transition, shifting or suppressing the reflation.

Editorial extensions

If this is right

  • Super-Earth bulk densities can evolve non-monotonically over Gyr timescales, so a single measured density may correspond to very different interior states depending on epoch.
  • A population of low-density 'puffy' super-Earths at ages of hundreds of Myr to Gyr, unexplained by standard photoevaporation models, would point to reduced-mantle reflation rather than primordial H/He envelopes.
  • Reflating planets should show a spectroscopic signature: a transition from CO-dominated to H2/H2O-enriched atmospheric composition, ending in sulfur-rich gas before final erosion.
  • Planets with oxidized mantles should instead show stable heavy CO2/SO2 atmospheres and monotonically increasing density, offering a clean dichotomy for observations to test.
  • Correlating atmospheric composition, bulk density, irradiation, and stellar age across a large survey could reveal population-level reflation signatures and thereby constrain deep mantle redox states.

Reading between the lines

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

  • If reflation operates, the radius valley may not be a sharp monotonic step but could contain a sub-population of reflated planets transiting through it, so demographic fits should allow for non-monotonic density tracks.
  • The paper fixes mantle oxygen fugacity through each run; if hydrogen escape progressively oxidizes the mantle, reflation could be suppressed or postponed. Searching for reflating super-Earths around old stars therefore indirectly constrains the rate of redox evolution via hydrogen loss.
  • The same solubility–escape feedback could extend to sub-Neptunes that have lost their primordial hydrogen envelopes but retain molten interiors; such planets might reflate later and at larger radii, though stronger gravity would damp the effect.
  • A testable extension: in multi-planet systems with close-in super-Earths, reflating and non-reflating siblings around the same star should differ systematically in density and atmospheric composition, isolating interior redox from stellar irradiation effects.
Share X Bluesky LinkedIn Reddit HN

Signed reviews

No signed human review yet.

Editorial analysis

A structured set of objections, weighed in public.

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

Referee Report

2 major / 6 minor

Summary. The paper uses the proteus coupled interior-atmosphere evolution model to simulate close-in irradiated super-Earths with secondary, outgassed atmospheres undergoing hydrodynamic escape. It proposes a mechanism called 'reflation': for geochemically reduced mantles near the iron-wüstite buffer, an initially CO-dominated secondary atmosphere is stripped by escape; the accompanying pressure drop degasses H2O dissolved in the magma ocean, which is converted to H2, lowering the atmospheric mean molecular weight and transiently inflating the radius / decreasing the bulk density by up to ~60% before complete atmospheric erosion. Oxidized mantles instead outgas heavy CO2/SO2-rich atmospheres and evolve by monotonic deflation. A parameter study maps reflation occurrence to ΔIW ≈ 0, intermediate escape efficiencies η ≈ 10^-3 to 10^-4, semi-major axes a ≲ 0.05 AU, and initial hydrogen inventories ≳ 5 Earth oceans. The authors discuss observational population-level signatures and provide an unusually explicit limitations section.

Significance. If the mechanism is robust, reflation is a qualitatively novel, non-monotonic evolutionary pathway for super-Earths and a potential tracer of deep-mantle redox, with falsifiable population-level predictions (an excess of puffy super-Earths near the radius valley and correlated atmospheric composition anomalies). The paper's strengths are its broad parameter grid, the explicit crossover-flux check supporting unfractionated escape in the reflation phase, and the candid treatment of model limitations. However, the central quantitative claim is conditional on assumptions -- most importantly fixed mantle fO2 with non-conserved oxygen -- that are acknowledged but not quantified. The paper therefore reads as a solid proof-of-concept rather than a definitive predictive claim.

major comments (2)
  1. [§4.3 and §2.2] The reflation mechanism requires that the mantle remain reduced (fO2 ≲ ΔIW+2) at the time the initial CO-dominated envelope is stripped. In the model, ΔIW is held fixed throughout each simulation and oxygen is explicitly not conserved across simulations (§2.2), so the oxidant released by H escape (each H lost as H2 leaves an O atom from H2O) cannot feedback on mantle redox. The statement in §4.3 that 'provided this condition is met within the relevant evolutionary window, the qualitative compositional transition is preserved' is an assertion, not a calculation: the Fe/FeO buffering capacity is not tracked. Since Fig. 3 boundaries and Fig. 1 onset times are derived under this assumption, the central quantitative claim is conditional on an untested redox trajectory. Please add a simple oxygen bookkeeping estimate (integrated H escape versus accessible FeO/Fe-metal reservoir) or couple a re
  2. [§4.3, crossover-flux paragraph] The f/fc test is computed only for the H2-dominated inflated phase, which is the endpoint of the reflation process. The preceding CO-dominated stripping phase sets the timing and feasibility of the H2O→H2 transition; if diffusive fractionation removes H2 preferentially during that phase, the H2 reservoir may be depleted before it can re-inflate the atmosphere. The statement that fractionation would 'modulate rather than erase' the mechanism is plausible but not derived from the presented diagnostic. Please extend the crossover estimate to the CO-dominated phase, or justify explicitly why the H2-dominated criterion is the bounding case.
minor comments (6)
  1. [§4.2] 'fO2 between ΔIW±0 and ΔIW+2' should read 'ΔIW = 0 to +2'.
  2. [§2.4] 'inspired by the physical characteristics of to the ultra-short period super-Earth' has a grammatical duplication ('of to').
  3. [References] The Hu et al. (2024) Nature entry is duplicated in the reference list.
  4. [Figure 2] The x-axis tick labels appear to omit the 5 and 6 decade markers in the log-time axis; please check the figure rendering.
  5. [§4.3] 'IsoF ATE' appears to be a formatting/name error; presumably this should be 'IsoFATE'.
  6. [Figure 3] The color scale would benefit from an explicit label stating that lower values of min(ρ_bulk/ρ_bulk,0) correspond to stronger reflation; the caption partly says this but the colorbar itself is not labeled in the figure.

Circularity Check

0 steps flagged · score 0.0 of 10

No significant circularity: reflation is an emergent output of the coupled escape–outgassing model, not a fitted target.

full rationale

The paper's central claim—that reduced-mantle super-Earths can undergo late, transient atmospheric re-inflation—is an emergent output of the coupled interior–atmosphere evolution model, not a fitted target. The outgassing module solves elemental partitioning under mass conservation with a specified fO2; the escape module removes volatiles proportionally to their atmospheric mass fractions; the climate module computes radiative-convective structure. Reflation appears only in a subset of a scanned parameter grid, and the timing and magnitude of the density dips in Figures 1–2 are outputs of the coupled dynamics, not inputs. No parameter is calibrated to reproduce the non-monotonic density evolution. The heavy self-citations to proteus, calliope, agni, and chili are attributions to model components and prior code development, not a uniqueness theorem or an ansatz smuggled in by citation; the underlying physics is independently implemented and the code participates in an external benchmark. The fixed-fO2 limitation stated in §4.3 is an acknowledged assumption about redox evolution and is a robustness/correctness caveat, not a circular step: it does not make the output equal to the input, because the compositional transition and its timing still require the coupled escape/outgassing dynamics. No equation in the paper reduces to its own input, and no fitted parameter is renamed as a prediction. Therefore no significant circularity is found.

Assumptions & free parameters 6 free parameters · 7 assumptions · 0 invented entities

The central claim rests on a coupled model with at least six scanned or unreported input parameters and seven stated modeling assumptions. No parameter is fitted to the observational target; reflation is an emergent output of the coupled equations. The most consequential unstated degree of freedom is the initial CHNOS inventory, which is not reported in the text.

free parameters (6)
  • Mantle oxygen fugacity offset ΔIW = scanned {0, +2, +4}; held fixed per simulation
    Central control on outgassing speciation; reflation requires reduced values; not derived from the model.
  • Escape efficiency η = scanned {1e-2, 1e-3, 1e-4, 1e-5}
    Unconstrained for high-MMW secondary atmospheres (§4.3); reflation occurs only for intermediate values.
  • Initial hydrogen inventory H_ocean = scanned {1, 5, 10, 20} Earth ocean H
    Reflation requires ≳5 Earth oceans; the threshold comes from the authors' parameter grid.
  • Semi-major axis a = scanned {0.1, 0.05, 0.02, 0.01} au
    Sets irradiation and escape regime; reflation is strong only below ~0.05 au.
  • RXUV reference pressure P_XUV = 20 mbar
    Chosen reference pressure at which the atmosphere becomes optically thick to XUV (§2.3); affects the mass-loss rate.
  • Initial CHNOS volatile budgets (C, N, S, O) = not reported in the provided text
    Required by the calliope mass-conservation solver (§2.2) but not given in the manuscript; values would affect atmospheric mass and timing.
assumptions (7)
  • domain assumption Atmosphere reaches radiative-convective steady state on timescales shorter than interior geodynamics, so surface temperature and partial pressures can be passed to the climate solver each step.
    Invoked in §2.2; needed for the iterative time-marching scheme.
  • domain assumption Volatile outgassing occurs at thermochemical-solubility equilibrium at the magma-ocean surface; no disequilibrium degassing or bubble microphysics.
    §2.2 and §4.3; disequilibrium would alter the timing and amount of H2O release.
  • domain assumption Hydrodynamic escape is energy-limited with constant efficiency η and compositionally unfractionating bulk outflow.
    §2.3; the authors validate the unfractionating part with a crossover-flux estimate, but only for representative parameters.
  • domain assumption Mantle oxygen fugacity ΔIW is fixed throughout each simulation; no redox evolution from hydrogen escape or core segregation.
    §4.3; load-bearing for the timing and magnitude of reflation.
  • domain assumption Interior structure solution is fixed over time; deep mantle solidification and atmospheric compression are neglected.
    §4.3; the authors argue this is negligible because mantles remain (semi-)molten.
  • domain assumption Atmospheric opacity neglects clouds/aerosols and uses two-stream plane-parallel correlated-k radiative transfer; photochemistry and vertical transport are not modeled.
    §2.2 and §4.3; affects thermal structure and RXUV, though the authors argue mean molecular weight is the main driver of reflation.
  • domain assumption The XUV-absorbing radius RXUV is evaluated at a fixed reference pressure P_XUV = 20 mbar.
    §2.3; a modeling choice that directly sets the hydrodynamic escape rate.

how reviews work

0 comments
Cite this review

Pith. "Pith review of Reflation: redox-driven atmospheric inflation as tracer of super-Earth geochemistry." pith.science (2026). https://pith.science/paper/H4Y6S5FW

@misc{pith2026260713793,
  author       = {Pith},
  title        = {Pith review of: Reflation: redox-driven atmospheric inflation as tracer of super-Earth geochemistry},
  year         = {2026},
  howpublished = {\url{https://pith.science/paper/H4Y6S5FW}},
  note         = {Machine review of arXiv:2607.13793}
}
abstract

We demonstrate that the redox-sensitivity of mantle outgassing can trigger transient episodes of atmospheric re-inflation in highly irradiated and geochemically-reduced super-Earths, a mechanism we term reflation. Mantle redox governs the outgassing and speciation of CHONS volatiles, setting the background secondary atmospheric composition during extended photoevaporation at highly irradiated conditions. Using simulations of the coupled atmosphere-interior evolution of irradiated super-Earths, we illustrate that reduced mantles close to the iron-wustite buffer initially produce CO-dominated atmospheres. Hydrodynamic escape continuously removes volatiles while outgassing from the melt replenishes the atmosphere with H2, converted from H2O dissolved in the underlying magma ocean. This leads to a late-stage transition from C- to H-dominated gas that transiently re-inflates super-Earth atmospheres and decreases their bulk densities by up to $\sim$60$\%$ between several hundreds of Myr to Gyr after their formation, prior to complete atmospheric erosion by photoevaporation. In contrast, oxidised mantles, closer to Earth-like geochemistry, strongly buffer their atmospheric composition while exposed to hydrodynamic escape, producing monotonic radius deflation. Reflation events are triggered by geochemically-reduced mantles, intermediate escape efficiencies, high irradiation, and initial water inventories $\gtrsim$ 5 Earth oceans. This redox-dependent evolutionary divergence hinges on the sensitive feedback between interior and atmospheric evolution serving as a potential tracer of historical geochemical state. Population-level reflation signatures of close-in super-Earths may thus serve as tracers of interior geochemistry and formation conditions.

Figures

Figures reproduced from arXiv: 2607.13793 by the authors.

Figure 1
Figure 1. Reflation events (red) occur across a range of ages and with different magnitudes across the evolution of irradiated super-Earths. The plot shows the normalised bulk density evolution of individual simulations, versus the time elapsed since planet formation. The red lines indicate cases where a reflation event occurs, while blue lines indicate those where it does not occur. The evolution tracks that end with a dot i… view at source ↗
Figure 2
Figure 2. Evolution of atmospheric composition for the labelled reflation (solid lines) and deflation (dashed lines) cases from [PITH_FULL_IMAGE:figures/full_fig_p005_2.png] view at source ↗
Figure 3
Figure 3. Sensitivity of the reflation mechanism on mantle oxidation state, atmospheric escape efficiency, planetary semi-major axis, and initial hydrogen inventory. Reflation events occur most strongly at mantle oxidation state fO2 ∼ IW, escape efficiency η ∼ 10−4 to 10−3 , semi-major axis a ≲ 0.05 au, and initial hydrogen inventories ≳ 5 Earth oceans. The sensitivity matrices display the minimum normalised bulk density that… view at source ↗
Figures from the paper (1 more)
Figure 4
Figure 4. Figure 4: Qualitative illustration of the reflation mech￾anism, comparing the standard atmospheric evolution ob￾served in oxidised atmospheres (top) and reflation events (bottom) observed in reduced atmospheres. Oxidised su￾per-Earths would experience monotonic deflation as thei…

Discussion (0). Continue with ORCID to comment.

Forward citations

Cited by 1 Pith paper

Reviewed papers in the Pith corpus that reference this work. Sorted by Pith novelty score. Full citation record

  1. Constraining the lives and times of exoplanets through evolutionary Bayesian retrievals

    astro-ph.EP 2026-07 conditional novelty 6.0 of 10

    Evolutionary Bayesian retrievals using the PROTEUS model can infer initial volatile inventories and interior conditions of exoplanets from synthetic observables, with best success for terrestrial-mass planets.

Reference graph

Works this paper leans on

143 extracted references · 16 canonical work pages · cited by 1 Pith paper

  1. [1]

    Abe, Y., & Matsui, T. 1986, J. Geophys. Res., 91, E291, doi: 10.1029/JB091iB13p0E291

  2. [2]

    M., Withers, A

    Ardia, P., Hirschmann, M. M., Withers, A. C., & Stanley, B. D. 2013, GeoCoA, 114, 52, doi: 10.1016/j.gca.2013.03.028

  3. [3]

    G., & Jacobsen, S

    Falksen, E. G., & Jacobsen, S. D. 2015, GeoCoA, 171, 283, doi: 10.1016/j.gca.2015.07.007

  4. [4]

    2025, A&A, 702, A132, doi: 10.1051/0004-6361/202555239

    Attia, M., Bourrier, V., Bolmont, E., et al. 2025, A&A, 702, A132, doi: 10.1051/0004-6361/202555239

  5. [5]

    C., Buchhave, L

    August, P. C., Buchhave, L. A., Diamond-Lowe, H., et al. 2025, A&A, 695, A171, doi: 10.1051/0004-6361/202452611

  6. [6]

    L., Raymond, S

    Bean, J. L., Raymond, S. N., & Owen, J. E. 2021, Journal of Geophysical Research (Planets), 126, e06639, doi: 10.1029/2020JE006639

  7. [7]

    D., Nicholls, H., & Lichtenberg, T

    Boer, I. D., Nicholls, H., & Lichtenberg, T. 2025, ApJ, 987, 172, doi: 10.3847/1538-4357/add69f

  8. [8]

    M., Panero, W

    Boley, K. M., Panero, W. R., Unterborn, C. T., et al. 2023, ApJ, 954, 202, doi: 10.3847/1538-4357/acea85

Show all 143 references
  1. [9]

    E., et al

    Bolmont, E., Selsis, F., Owen, J. E., et al. 2017, MNRAS, 464, 3728, doi: 10.1093/mnras/stw2578

  2. [10]

    J., Hakim, K., Sossi, P

    Bower, D. J., Hakim, K., Sossi, P. A., & Sanan, P. 2022, PSJ, 3, 93, doi: 10.3847/PSJ/ac5fb1

  3. [11]

    J., Kitzmann, D., Wolf, A

    Bower, D. J., Kitzmann, D., Wolf, A. S., et al. 2019, A&A, 631, A103, doi: 10.1051/0004-6361/20193571010.31223/osf.io/ctqe3

  4. [12]

    J., Sanan, P., & Wolf, A

    Bower, D. J., Sanan, P., & Wolf, A. S. 2018, Physics of the Earth and Planetary Interiors, 274, 49, doi: 10.1016/j.pepi.2017.11.004

  5. [13]

    Sossi, P. A. 2025, ApJ, 995, 59, doi: 10.3847/1538-4357/ae1479

  6. [14]

    S., & Browning, M

    Brun, A. S., & Browning, M. K. 2017, Living Reviews in Solar Physics, 14, 4, doi: 10.1007/s41116-017-0007-8 13

  7. [15]

    2025, arXiv, doi: 10.48550/arXiv.2512.05816

    Guimond, C.-M. 2025, arXiv, doi: 10.48550/arXiv.2512.05816

  8. [16]

    C., Zahnle, K

    Catling, D. C., Zahnle, K. J., & McKay, C. P. 2001, Science, 293, 839, doi: 10.1126/science.1061976

  9. [17]

    K., Irwin, J., et al

    Charbonneau, D., Berta, Z. K., Irwin, J., et al. 2009, Nature, 462, 891, doi: 10.1038/nature08679

  10. [18]

    Chase, M. W. 1986, JANAF thermochemical tables

  11. [19]

    D., & Pierrehumbert, R

    Chatterjee, R. D., & Pierrehumbert, R. T. 2026, ApJ, 998, 236, doi: 10.3847/1538-4357/ae2ffa

  12. [20]

    J., et al

    Cherubim, C., Wordsworth, R., Bower, D. J., et al. 2025, ApJ, 983, 97, doi: 10.3847/1538-4357/adbca9

  13. [21]

    2024, ApJ, 967, 139, doi: 10.3847/1538-4357/ad3e77

    Cherubim, C., Wordsworth, R., Hu, R., & Shkolnik, E. 2024, ApJ, 967, 139, doi: 10.3847/1538-4357/ad3e77

  14. [22]

    2020, AJ, 159, 211, doi: 10.3847/1538-3881/ab8237

    Cloutier, R., & Menou, K. 2020, AJ, 159, 211, doi: 10.3847/1538-3881/ab8237

  15. [23]

    Cmiel, J., Wordsworth, R., & Seeley, J. T. 2025, PSJ, 6, 123, doi: 10.3847/PSJ/adcd5f

  16. [24]

    2025, Nature Reviews Earth and Environment, 6, 728, doi: 10.1038/s43017-025-00735-1

    Gaillard, F. 2025, Nature Reviews Earth and Environment, 6, 728, doi: 10.1038/s43017-025-00735-1

  17. [25]

    2013, Reviews in Mineralogy and Geochemistry, 75, 183, doi: 10.2138/rmg.2013.75.7

    Dasgupta, R. 2013, Reviews in Mineralogy and Geochemistry, 75, 183, doi: 10.2138/rmg.2013.75.7

  18. [26]

    2022, GeoCoA, 336, 291, doi: 10.1016/j.gca.2022.09.012

    Dasgupta, R., Falksen, E., Pal, A., & Sun, C. 2022, GeoCoA, 336, 291, doi: 10.1016/j.gca.2022.09.012

  19. [27]

    Dixon, J. E. 1997, American Mineralogist, 82, 368, doi: 10.2138/am-1997-3-415

  20. [28]

    2015, A&A, 577, A83, doi: 10.1051/0004-6361/201424915

    Dorn, C., Khan, A., Heng, K., et al. 2015, A&A, 577, A83, doi: 10.1051/0004-6361/201424915

  21. [29]

    2021, ApJL, 922, L4, doi: 10.3847/2041-8213/ac33af

    Dorn, C., & Lichtenberg, T. 2021, ApJL, 922, L4, doi: 10.3847/2041-8213/ac33af

  22. [30]

    M., & Slingo, A

    Edwards, J. M., & Slingo, A. 1996, Quarterly Journal of the Royal Meteorological Society, 122, 689, doi: 10.1002/qj.49712253107

  23. [31]

    Elkins-Tanton, L. T. 2008, Earth and Planetary Science Letters, 271, 181, doi: 10.1016/j.epsl.2008.03.062

  24. [32]

    Frost, B. R. 2018, in Oxide Minerals (Boston, MA, USA: De Gruyter), 1–10. https://www.degruyterbrill.com/ document/doi/10.1515/9781501508684-004/html

  25. [33]

    J., & McCammon, C

    Frost, D. J., & McCammon, C. A. 2008, Annual Review of Earth and Planetary Sciences, 36, 389, doi: 10.1146/annurev.earth.36.031207.124322

  26. [34]

    J., & Petigura, E

    Fulton, B. J., & Petigura, E. A. 2018, AJ, 156, 264, doi: 10.3847/1538-3881/aae828

  27. [35]

    J., Petigura, E

    Fulton, B. J., Petigura, E. A., Howard, A. W., et al. 2017, AJ, 154, 109, doi: 10.3847/1538-3881/aa80eb

  28. [36]

    A., F¨ uri, E., et al

    Gaillard, F., Bouhifd, M. A., F¨ uri, E., et al. 2021, SSRv, 217, 22, doi: 10.1007/s11214-021-00802-1

  29. [37]

    2022, Earth and Planetary Science Letters, 577, 117255, doi: 10.1016/j.epsl.2021.117255

    Gaillard, F., Bernadou, F., Roskosz, M., et al. 2022, Earth and Planetary Science Letters, 577, 117255, doi: 10.1016/j.epsl.2021.117255

  30. [38]

    E., Wadsworth, F

    Gardner, J. E., Wadsworth, F. B., Carley, T. L., et al. 2023, Annual Review of Earth and Planetary Sciences, 51, 131, doi: 10.1146/annurev-earth-031621-080308

  31. [39]

    D., Hedges, C., et al

    Giacalone, S., Dressing, C. D., Hedges, C., et al. 2022, AJ, 163, 99, doi: 10.3847/1538-3881/ac4334

  32. [40]

    P., Bell, T

    Greene, T. P., Bell, T. J., Ducrot, E., et al. 2023, Nature, 618, 39, doi: 10.1038/s41586-023-05951-7

  33. [41]

    2020, Journal of Geophysical Research (Space Physics), 125, e27639, doi: 10.1029/2019JA027639

    Gronoff, G., Arras, P., Baraka, S., et al. 2020, Journal of Geophysical Research (Space Physics), 125, e27639, doi: 10.1029/2019JA027639

  34. [42]

    2010, A&A, 520, A27, doi: 10.1051/0004-6361/200913396

    Guillot, T. 2010, A&A, 520, A27, doi: 10.1051/0004-6361/200913396

  35. [43]

    Gupta, A., & Schlichting, H. E. 2019, MNRAS, 487, 24, doi: 10.1093/mnras/stz1230

  36. [44]

    Gupta, A., Stixrude, L., & Schlichting, H. E. 2025, ApJL, 982, L35, doi: 10.3847/2041-8213/adb631

  37. [45]

    Habib, N., & Pierrehumbert, R. T. 2024, ApJ, 961, 35, doi: 10.3847/1538-4357/ad04e2

  38. [46]

    Hier-Majumder, S., & Hirschmann, M. M. 2017,

  39. [47]

    Geochemistry, Geophysics, Geosystems, 18, 3078, doi: 10.1002/2017GC006937

  40. [48]

    2021, Nature Reviews Earth and Environment, 2, 645, doi: 10.1038/s43017-021-00203-6

    Hirose, K., Wood, B., & Voˇ cadlo, L. 2021, Nature Reviews Earth and Environment, 2, 645, doi: 10.1038/s43017-021-00203-6

  41. [49]

    Hirschmann, M. M. 2023, Earth and Planetary Science Letters, 619, 118311, doi: 10.1016/j.epsl.2023.118311 H¨ ogstr¨ om, U. 1988, Boundary-Layer Meteorology, 42, 55, doi: 10.1007/BF00119875

  42. [50]

    Hu, R., Gaillard, F., & Kite, E. S. 2023, ApJL, 948, L20, doi: 10.3847/2041-8213/acd0b4

  43. [51]

    2012, ApJ, 761, 166, doi: 10.1088/0004-637X/761/2/166

    Hu, R., Seager, S., & Bains, W. 2012, ApJ, 761, 166, doi: 10.1088/0004-637X/761/2/166

  44. [52]

    2013, ApJ, 769, 6, doi: 10.1088/0004-637X/769/1/6

    Hu, R., Seager, S., & Bains, W. 2013, ApJ, 769, 6, doi: 10.1088/0004-637X/769/1/6

  45. [54]

    2024, Nature, 630, 609, doi: 10.1038/s41586-024-07432-x

    Hu, R., Bello-Arufe, A., Zhang, M., et al. 2024, Nature, 630, 609, doi: 10.1038/s41586-024-07432-x

  46. [55]

    M., Pepin, R

    Hunten, D. M., Pepin, R. O., & Walker, J. C. G. 1987, Icarus, 69, 532, doi: 10.1016/0019-1035(87)90022-4

  47. [56]

    2012, The Astrophysical Journal, 753, 66, doi: 10.1088/0004-637X/753/1/66

    Ikoma, M., & Hori, Y. 2012, The Astrophysical Journal, 753, 66, doi: 10.1088/0004-637X/753/1/66

  48. [57]

    P., Davis, T

    Jackson, A. P., Davis, T. A., & Wheatley, P. J. 2012, MNRAS, 422, 2024, doi: 10.1111/j.1365-2966.2012.20657.x

  49. [58]

    J., Miguel, Y., Min, M., et al

    Janssen, L. J., Miguel, Y., Min, M., et al. 2026, MNRAS, 546, stag180, doi: 10.1093/mnras/stag180 14

  50. [59]

    D., Coy, B

    Ji, X., Chatterjee, R. D., Coy, B. P., & Kite, E. 2025, ApJ, 992, 198, doi: 10.3847/1538-4357/adfe69

  51. [60]

    P., Bartel, M., & G¨ udel, M

    Johnstone, C. P., Bartel, M., & G¨ udel, M. 2021, A&A, 649, A96, doi: 10.1051/0004-6361/202038407

  52. [61]

    2023, Galaxies, 11, 75, doi: 10.3390/galaxies11030075

    Joyce, M., & Tayar, J. 2023, Galaxies, 11, 75, doi: 10.3390/galaxies11030075

  53. [62]

    F., Eggler, D

    Kasting, J. F., Eggler, D. H., & Raeburn, S. P. 1993, The Journal of Geology, 101, 245, doi: 10.1086/648219

  54. [63]

    L., et al

    Katyal, N., Ortenzi, G., Grenfell, J. L., et al. 2020, Astronomy & Astrophysics, 643, A81, doi: 10.1051/0004-6361/202038779

  55. [64]

    M.-R., & Knutson, H

    Kempton, E. M.-R., & Knutson, H. A. 2024, Reviews in Mineralogy and Geochemistry, 90, 411, doi: 10.2138/rmg.2024.90.12

  56. [65]

    M.-R., Zhang, M., Bean, J

    Kempton, E. M.-R., Zhang, M., Bean, J. L., et al. 2023, Nature, 620, 67, doi: 10.1038/s41586-023-06159-5

  57. [66]

    Fortney, J. J. 2024, Nature Communications, 15, 8374, doi: 10.1038/s41467-024-52642-6

  58. [67]

    J., Dandouras, I., et al

    Kubyshkina, D., Way, M. J., Dandouras, I., et al. 2026, SSRv, 222, 28, doi: 10.1007/s11214-026-01283-w

  59. [68]

    A., & Oinas, V

    Lacis, A. A., & Oinas, V. 1991, J. Geophys. Res., 96, 9027, doi: 10.1029/90JD01945

  60. [69]

    2003, ApJL, 598, L121, doi: 10.1086/380815

    Lammer, H., Selsis, F., Ribas, I., et al. 2003, ApJL, 598, L121, doi: 10.1086/380815

  61. [70]

    R., & Catling, D

    Lehmer, O. R., & Catling, D. C. 2017, ApJ, 845, 130, doi: 10.3847/1538-4357/aa8137

  62. [71]

    E., Berta-Thompson, Z

    Libby-Roberts, J. E., Berta-Thompson, Z. K., D´ esert, J.-M., et al. 2020, The Astronomical Journal, 159, 57, doi: 10.3847/1538-3881/ab5d36

  63. [72]

    2021, ApJL, 914, L4, doi: 10.3847/2041-8213/ac0146

    Lichtenberg, T. 2021, ApJL, 914, L4, doi: 10.3847/2041-8213/ac0146

  64. [73]

    J., Hammond, M., et al

    Lichtenberg, T., Bower, D. J., Hammond, M., et al. 2021, Journal of Geophysical Research (Planets), 126, e06711, doi: 10.1029/2020JE006711

  65. [74]

    2025, Treatise on Geochemistry, 7, 51, doi: 10.1016/B978-0-323-99762-1.00122-4

    Lichtenberg, T., & Miguel, Y. 2025, Treatise on Geochemistry, 7, 51, doi: 10.1016/B978-0-323-99762-1.00122-4

  66. [75]

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

    Lichtenberg, T., Schaefer, L. K., Nakajima, M., & Fischer, R. A. 2023, in Astronomical Society of the Pacific Conference Series, Vol. 534, Protostars and Planets VII, ed. S. Inutsuka, Y. Aikawa, T. Muto, K. Tomida, & M. Tamura, 907, doi: 10.48550/arXiv.2203.10023

  67. [76]

    Lichtenberg, T., Shorttle, O., Teske, J., & Kempton, E. M.-R. 2025a, Science, 390, eads3660, doi: 10.1126/science.ads3360

  68. [77]

    2025b, arXiv e-prints, arXiv:2511.16142, doi: 10.48550/arXiv.2511.16142

    Lichtenberg, T., Schaefer, L., Krissansen-Totton, J., et al. 2025b, arXiv e-prints, arXiv:2511.16142, doi: 10.48550/arXiv.2511.16142

  69. [78]

    J., Jontof-Hutter, D., Rowe, J

    Lissauer, J. J., Jontof-Hutter, D., Rowe, J. F., et al. 2013, The Astrophysical Journal, 770, 131, doi: 10.1088/0004-637X/770/2/131

  70. [79]

    D., & Fortney, J

    Lopez, E. D., & Fortney, J. J. 2014, ApJ, 792, 1, doi: 10.1088/0004-637X/792/1/1

  71. [80]

    2022, Science, 377, 1211, doi: 10.1126/science.abl7164

    Luque, R., & Pall´ e, E. 2022, Science, 377, 1211, doi: 10.1126/science.abl7164

  72. [81]

    I., & Hu, Y

    Madhusudhan, N., Ag´ undez, M., Moses, J. I., & Hu, Y. 2016, SSRv, 205, 285, doi: 10.1007/s11214-016-0254-3

  73. [82]

    2024, in American Institute of Physics Conference Series, Vol

    Manners, J. 2024, in American Institute of Physics Conference Series, Vol. 2988, American Institute of Physics Conference Series (AIP), 030002, doi: 10.1063/5.0185476

  74. [83]

    S., & Robinson, T

    Marley, M. S., & Robinson, T. D. 2015, ARA&A, 53, 279, doi: 10.1146/annurev-astro-082214-122522

  75. [84]

    2014, The Astrophysical Journal, 783, 53, doi: 10.1088/0004-637X/783/1/53

    Masuda, K. 2014, The Astrophysical Journal, 783, 53, doi: 10.1088/0004-637X/783/1/53

  76. [85]

    E., Livingston, J

    Masuda, K., Libby-Roberts, J. E., Livingston, J. H., et al. 2024, The Astronomical Journal, 168, 294, doi: 10.3847/1538-3881/ad83d3

  77. [86]

    2025, AJ, 169, 239, doi: 10.3847/1538-3881/adbe75

    Monaghan, C., Roy, P.-A., Benneke, B., et al. 2025, AJ, 169, 239, doi: 10.3847/1538-3881/adbe75

  78. [87]

    A., Chiang, E

    Murray-Clay, R. A., Chiang, E. I., & Murray, N. 2009, ApJ, 693, 23, doi: 10.1088/0004-637X/693/1/23

  79. [88]

    2022, Astrophys

    Nakayama, A., Ikoma, M., & Terada, N. 2022, Astrophys. J., 937, 72, doi: 10.3847/1538-4357/ac86ca

  80. [89]

    2023, MNRAS, 523, 5681, doi: 10.1093/mnras/stad1734

    Evans, E. 2023, MNRAS, 523, 5681, doi: 10.1093/mnras/stad1734

  81. [90]

    2024, Journal of Geophysical Research (Planets), 129, 2024JE008576, doi: 10.1029/2024JE008576

    Pierrehumbert, R. 2024, Journal of Geophysical Research (Planets), 129, 2024JE008576, doi: 10.1029/2024JE008576

  82. [91]

    D., et al

    Nicholls, H., Lichtenberg, T., Chatterjee, R. D., et al. 2026, Nature Astronomy, doi: 10.1038/s41550-026-02815-8

  83. [92]

    2025a, The Journal of Open Source Software, 10, 7726, doi: 10.21105/joss.07726

    Nicholls, H., Pierrehumbert, R., & Lichtenberg, T. 2025a, The Journal of Open Source Software, 10, 7726, doi: 10.21105/joss.07726

  84. [93]

    2025b, MNRAS, 536, 2957, doi: 10.1093/mnras/stae2772 O’Neill, H

    Soucasse, L., & Smeets, S. 2025b, MNRAS, 536, 2957, doi: 10.1093/mnras/stae2772 O’Neill, H. S. C., & Eggins, S. M. 2002, Chemical Geology, 186, 151, doi: 10.1016/S0009-2541(01)00414-4

  85. [94]

    2020, Scientific Reports, 10, 10907, doi: 10.1038/s41598-020-67751-7

    Ortenzi, G., Noack, L., Sohl, F., et al. 2020, Scientific Reports, 10, 10907, doi: 10.1038/s41598-020-67751-7

  86. [95]

    Owen, J. E. 2019, Annual Review of Earth and Planetary Sciences, 47, 67, doi: 10.1146/annurev-earth-053018-060246

  87. [96]

    E., & Alvarez, M

    Owen, J. E., & Alvarez, M. A. 2016, ApJ, 816, 34, doi: 10.3847/0004-637X/816/1/34 15

  88. [97]

    E., & Wu, Y

    Owen, J. E., & Wu, Y. 2017, ApJ, 847, 29, doi: 10.3847/1538-4357/aa890a Park Coy, B., Xue, Q., Weiner Mansfield, M., et al. 2026, arXiv e-prints, arXiv:2604.11911, doi: 10.48550/arXiv.2604.11911

  89. [98]

    H., Sch¨ onb¨ achler, M., Busemann, H., & Karato, S.-I

    Peslier, A. H., Sch¨ onb¨ achler, M., Busemann, H., & Karato, S.-I. 2017, SSRv, 212, 743, doi: 10.1007/s11214-017-0387-z

  90. [99]

    2021, A&A, 654, L5, doi: 10.1051/0004-6361/202141734

    Bourrier, V. 2021, A&A, 654, L5, doi: 10.1051/0004-6361/202141734

  91. [100]

    P., Kempton, E

    Piaulet-Ghorayeb, C., Thorngren, D. P., Kempton, E. M.-R., et al. 2025, arXiv e-prints, arXiv:2512.01805, doi: 10.48550/arXiv.2512.01805

  92. [101]

    Pierrehumbert, R. T. 2010, Principles of Planetary Climate

  93. [102]

    J., Phillips, J

    Pioli, L., Bonadonna, C., Azzopardi, B. J., Phillips, J. C., & Ripepe, M. 2012, Journal of Geophysical Research (Solid Earth), 117, B03204, doi: 10.1029/2011JB008392

  94. [103]

    2025, Experimental Astronomy, 59, 26, doi: 10.1007/s10686-025-09985-9

    Rauer, H., Aerts, C., Cabrera, J., et al. 2025, Experimental Astronomy, 59, 26, doi: 10.1007/s10686-025-09985-9

  95. [104]

    Rogers, J. G. 2025, MNRAS, 539, 2230, doi: 10.1093/mnras/staf628

  96. [105]

    G., Young, E

    Rogers, J. G., Young, E. D., & Schlichting, H. E. 2025, MNRAS, 544, 3496, doi: 10.1093/mnras/staf1940

  97. [106]

    Rogers, L. A. 2015, ApJ, 801, 41, doi: 10.1088/0004-637X/801/1/41

  98. [107]

    A., & Seager, S

    Rogers, L. A., & Seager, S. 2010, ApJ, 712, 974, doi: 10.1088/0004-637X/712/2/974

  99. [108]

    2023, Icarus, 390, 115265, doi: 10.1016/j.icarus.2022.115265

    Salvador, A., & Samuel, H. 2023, Icarus, 390, 115265, doi: 10.1016/j.icarus.2022.115265

  100. [109]

    2023, SSRv, 219, 51, doi: 10.1007/s11214-023-00995-7

    Salvador, A., Avice, G., Breuer, D., et al. 2023, SSRv, 219, 51, doi: 10.1007/s11214-023-00995-7

  101. [110]

    Schaefer, L., & Elkins-Tanton, L. T. 2018, Philosophical Transactions of the Royal Society of London Series A, 376, 20180109, doi: 10.1098/rsta.2018.0109

  102. [111]

    2017, ApJ, 843, 120, doi: 10.3847/1538-4357/aa784f

    Schaefer, L., & Fegley, Jr., B. 2017, ApJ, 843, 120, doi: 10.3847/1538-4357/aa784f

  103. [112]

    Schulik, M., & Booth, R. A. 2023, MNRAS, 523, 286, doi: 10.1093/mnras/stad1251

  104. [113]

    Schulik, M., & Owen, J. E. 2025, Monthly Notices of the Royal Astronomical Society, 542, 927, doi: 10.1093/mnras/staf775

  105. [114]

    A., & Militzer, B

    Seager, S., Kuchner, M., Hier-Majumder, C. A., & Militzer, B. 2007, ApJ, 669, 1279, doi: 10.1086/521346

  106. [115]

    2023, Nature, 620, 287, doi: 10.1038/s41586-023-06258-3

    Selsis, F., Leconte, J., Turbet, M., Chaverot, G., & Bolmont, ´E. 2023, Nature, 620, 287, doi: 10.1038/s41586-023-06258-3

  107. [116]

    E., Mayne, N

    Sergeev, D. E., Mayne, N. J., Bendall, T., et al. 2023, Geoscientific Model Development, 16, 5601, doi: 10.5194/gmd-16-5601-2023

  108. [117]

    M., Gandolfi, D., Mustill, A

    Serrano, L. M., Gandolfi, D., Mustill, A. J., et al. 2022, Nature Astronomy, 6, 736, doi: 10.1038/s41550-022-01641-y

  109. [118]

    Bower, D. J. 2024, ApJL, 962, L8, doi: 10.3847/2041-8213/ad206e

  110. [119]

    J., Hirschmann, M

    Sim, S. J., Hirschmann, M. M., & Hier-Majumder, S. 2024, Journal of Geophysical Research (Planets), 129, e2024JE008346, doi: 10.1029/2024JE008346

  111. [120]

    E., Fauchez, T

    Sohl, L. E., Fauchez, T. J., Domagal-Goldman, S., et al. 2024, PSJ, 5, 175, doi: 10.3847/PSJ/ad5830

  112. [121]

    A., Burnham, A

    Sossi, P. A., Burnham, A. D., Badro, J., et al. 2020, Science Advances, 6, eabd1387, doi: 10.1126/sciadv.abd1387

  113. [122]

    A., Tollan, P

    Sossi, P. A., Tollan, P. M. E., Badro, J., & Bower, D. J. 2023, Earth and Planetary Science Letters, 601, 117894, doi: 10.1016/j.epsl.2022.117894

  114. [123]

    2013, ApJ, 776, 87, doi: 10.1088/0004-637X/776/2/87

    Spada, F., Demarque, P., Kim, Y.-C., & Sills, A. 2013, ApJ, 776, 87, doi: 10.1088/0004-637X/776/2/87

  115. [124]

    2023, Frontiers in Earth Science, 11, 1159412, doi: 10.3389/feart.2023.1159412

    Lichtenberg, T. 2023, Frontiers in Earth Science, 11, 1159412, doi: 10.3389/feart.2023.1159412

  116. [125]

    J., & Murray-Clay, R

    Tang, Y., Fortney, J. J., & Murray-Clay, R. 2024, ApJ, 976, 221, doi: 10.3847/1538-4357/ad8567

  117. [126]

    K., Wallack, N

    Teske, J. K., Wallack, N. L., Piette, A. A. A., et al. 2025, ApJL, 995, L39, doi: 10.3847/2041-8213/ae0a4c

  118. [127]

    A., Sossi, P

    Thompson, M. A., Sossi, P. A., Bower, D. J., et al. 2025, arXiv e-prints, arXiv:2510.05281, doi: 10.48550/arXiv.2510.05281

  119. [128]

    2022, in European Planetary Science Congress, EPSC2022–1114, doi: 10.5194/epsc2022-1114

    Tinetti, G., Eccleston, P., Lueftinger, T., et al. 2022, in European Planetary Science Congress, EPSC2022–1114, doi: 10.5194/epsc2022-1114

  120. [129]

    T., Desch, S

    Unterborn, C. T., Desch, S. J., Haldemann, J., et al. 2023, ApJ, 944, 42, doi: 10.3847/1538-4357/acaa3b

  121. [130]

    Valatsou, M., Dorn, C., Marty, P., & Owen, J. E. 2026, arXiv e-prints, arXiv:2602.12201, doi: 10.48550/arXiv.2602.12201

  122. [131]

    2025, Icarus, 434, 116513, doi: 10.1016/j.icarus.2025.116513

    Walbecq, A., Samuel, H., & Limare, A. 2025, Icarus, 434, 116513, doi: 10.1016/j.icarus.2025.116513

  123. [132]

    J., Donahue, T

    Watson, A. J., Donahue, T. M., & Walker, J. C. G. 1981, Icarus, 48, 150, doi: 10.1016/0019-1035(81)90101-9

  124. [133]

    Young, E. D. 2025, ApJL, 988, L55, doi: 10.3847/2041-8213/adf185

  125. [134]

    S., & Bower, D

    Wolf, A. S., & Bower, D. J. 2018, Physics of the Earth and Planetary Interiors, 278, 59, doi: 10.1016/j.pepi.2018.02.00410.31223/osf.io/4c2s5

  126. [135]

    2015, The Astrophysical Journal, 806, 183, doi: 10.1088/0004-637X/806/2/183 16

    Wolfgang, A., & Lopez, E. 2015, The Astrophysical Journal, 806, 183, doi: 10.1088/0004-637X/806/2/183 16

  127. [136]

    2022, ARA&A, 60, 159, doi: 10.1146/annurev-astro-052920-125632

    Wordsworth, R., & Kreidberg, L. 2022, ARA&A, 60, 159, doi: 10.1146/annurev-astro-052920-125632

  128. [137]

    2014, ApJL, 785, L20, doi: 10.1088/2041-8205/785/2/L20

    Wordsworth, R., & Pierrehumbert, R. 2014, ApJL, 785, L20, doi: 10.1088/2041-8205/785/2/L20

  129. [138]

    T., & Shine, K

    Wordsworth, R., Seeley, J. T., & Shine, K. P. 2024, Planet. Sci. J., 5, 67, doi: 10.3847/PSJ/ad226d

  130. [139]

    D., Schaefer, L

    Wordsworth, R. D., Schaefer, L. K., & Fischer, R. A. 2018, AJ, 155, 195, doi: 10.3847/1538-3881/aab608

  131. [140]

    2025, A&A, 696, L13, doi: 10.1051/0004-6361/202553667

    Yoshida, T., & Gaidos, E. 2025, A&A, 696, L13, doi: 10.1051/0004-6361/202553667

  132. [141]

    2024, Progress in Earth and Planetary Science, 11, 59, doi: 10.1186/s40645-024-00666-3

    Yoshida, T., Terada, N., & Kuramoto, K. 2024, Progress in Earth and Planetary Science, 11, 59, doi: 10.1186/s40645-024-00666-3

  133. [142]

    D., & Jacobsen, S

    Zeng, L., Sasselov, D. D., & Jacobsen, S. B. 2016, ApJ, 819, 127, doi: 10.3847/0004-637X/819/2/127

  134. [143]

    2014, Science, 344, 877, doi: 10.1126/science.1250274

    Zhang, L., Meng, Y., Yang, W., et al. 2014, Science, 344, 877, doi: 10.1126/science.1250274

  135. [144]

    2022, A&A, 664, A79, doi: 10.1051/0004-6361/202142912

    Zieba, S., Zilinskas, M., Kreidberg, L., et al. 2022, A&A, 664, A79, doi: 10.1051/0004-6361/202142912

Pith tools

Reviewed August 2, 2026 · model on record in the stance chip above.