{"total":12,"items":[{"citing_arxiv_id":"2606.27107","ref_index":14,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"The ESO SupJup Survey XI. Atmospheric properties of six isolated M- and L-type dwarfs with CRIRES+","primary_cat":"astro-ph.EP","submitted_at":"2026-06-25T14:43:43+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"Retrievals on six isolated brown dwarfs yield near-solar C/O (0.51-0.63), metallicities, and 12C/13C ratios (91-155) supporting molecular cloud fragmentation origin.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.21855","ref_index":113,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"The panchromatic JWST dayside spectrum of WASP-121 b reveals a refractory-rich formation","primary_cat":"astro-ph.EP","submitted_at":"2026-06-20T03:23:28+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Panchromatic JWST spectrum of WASP-121 b detects SiO and measures refractory-to-volatile ratios 3x stellar, consistent with mixed solid-gas accretion or migration with continued solid accretion.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.19228","ref_index":4,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"JWST-TST High Contrast: First Direct Spectroscopy of GJ 504 b reveals Clouds and Possible Metal Enrichment","primary_cat":"astro-ph.EP","submitted_at":"2026-06-17T16:05:29+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":8.0,"formal_verification":"none","one_line_summary":"First JWST spectroscopy of GJ 504 b detects multiple molecules, retrieves atmospheric parameters including super-solar metallicity, and finds tentative support for planet-like formation.","context_count":1,"top_context_role":"background","top_context_polarity":"unclear","context_text":"While fit- ting the high-pass filtered spectrum, there is also an ad- ditional step of applying the same spline-based high-pass filtering to the models. After implementing these steps, we compare our model to the science spectra and calculate the residu- als. The log likelihood is computed as follows lnL=−0.5∗ \u0002 RT C −1R+nln (2π) + 0.5 ln det(C) \u0003 (4) whereRis the residual array between the model and science spectra andCis the covariance matrix. We also multiplyCby an additional error multiplicative termN that we fit for as part of our retrievals. 4.1.4.Photometric data In addition to theR∼2,700 NIRSpec spectra, we also fit previous Subaru (Kuzuhara et al. 2013; Janson et al. 2013), LBTI/LMIRcam (Skemer et al."},{"citing_arxiv_id":"2606.11972","ref_index":3,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"$^{13}$CO and potential variability in $\\beta$ Pictoris b with GRAVITY+","primary_cat":"astro-ph.EP","submitted_at":"2026-06-10T11:51:52+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"GRAVITY+ observations yield a 12CO/13CO ratio of 91^{+24}_{-17} in β Pictoris b consistent with solar/ISM values and a tentative 1.4% atmospheric variability amplitude.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.00177","ref_index":77,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Magnesium Silicate Clouds in the Atmosphere of HD 209458b from a Rule-Based Tree-Structured Data Reduction","primary_cat":"astro-ph.EP","submitted_at":"2026-05-29T14:00:29+00:00","verdict":"CONDITIONAL","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"JWST MIRI/LRS data combined with archival observations detect magnesium silicate clouds (likely Mg2SiO4) in HD 209458b at 1-10 mbar with ~0.1 micron particles using a new rule-based data reduction approach.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.29070","ref_index":11,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Next-generation Exo-REM atmospheric models: application to VHS 1256 b to emulate patchy clouds","primary_cat":"astro-ph.EP","submitted_at":"2026-05-27T20:22:42+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Exo-REM k26 grids with f_sed and a two-column patchy-cloud framework fit VHS 1256 b with a 60-40 thick-thin split and reproduce the 10 μm silicate feature.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.15003","ref_index":7,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"JWST COMPASS Program: The 3--5$\\mu$m transmission spectrum of LTT 1445 A b","primary_cat":"astro-ph.EP","submitted_at":"2026-05-14T16:05:17+00:00","verdict":"ACCEPT","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"JWST NIRSpec observations of LTT 1445 A b yield a featureless 3-5μm transmission spectrum, limiting atmospheric metallicity to ≳350× solar under grey-cloud models.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.04936","ref_index":32,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Horizontal transport as a source of disequilibrium chemistry on the nightside of a hot exoplanet","primary_cat":"astro-ph.EP","submitted_at":"2026-05-06T14:04:24+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"JWST data on NGTS-10A b shows nightside CH4 depletion caused by day-to-night horizontal transport rather than vertical mixing or non-solar abundances.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.04149","ref_index":268,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"TOI-159 b: an eccentric hot-Jupiter planet around a young, pulsating $\\gamma$ Doradus star","primary_cat":"astro-ph.EP","submitted_at":"2026-05-05T18:00:04+00:00","verdict":"ACCEPT","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"TOI-159 b is confirmed as the hottest known eccentric hot Jupiter (e = 0.24) with a 13-sigma Keplerian detection around a young gamma Doradus star, including a preliminary low-resolution transmission spectrum.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.01012","ref_index":6,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Chemistry and Isotope Ratios of Substellar Atmospheres in the $\\beta$ Pictoris Young Moving Group and Vicinity","primary_cat":"astro-ph.EP","submitted_at":"2026-05-01T18:23:50+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Atmospheric retrievals on CRIRES+ spectra of 2MASS J0249-0557 c and two \beta Pic YMG brown dwarfs give solar-like C/O, metallicity, and carbon isotope ratios, supporting gravitational collapse formation for the companion.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.09785","ref_index":3,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Direct Images of CO2 Absorption in the Atmosphere of a Super-Jupiter: Enhanced Metallicity Suggestive of Formation in a Disk","primary_cat":"astro-ph.EP","submitted_at":"2026-04-10T18:10:31+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"Direct imaging reveals enhanced metallicity and aligned orbit in 29 Cyg b, supporting protoplanetary disk formation near the deuterium burning limit.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.05049","ref_index":8,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Super-Solar Metallicity and Tentative Evidence for Photochemistry on WASP-96b from JWST and Ground-Based VLT Transmission Spectroscopy","primary_cat":"astro-ph.EP","submitted_at":"2026-04-06T18:01:57+00:00","verdict":"UNVERDICTED","verdict_confidence":"MODERATE","novelty_score":5.0,"formal_verification":"none","one_line_summary":"WASP-96b shows super-solar metallicity of 2-6x stellar, roughly stellar C/O, tentative SO2 consistent with photochemistry, and an optical slope from scattering aerosols, supporting core-accretion formation beyond the water snowline.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null}],"limit":50,"offset":0}