[HTML][HTML] The 2024 release of the ExoMol database: molecular line lists for exoplanet and other hot atmospheres

J Tennyson, SN Yurchenko, J Zhang… - Journal of Quantitative …, 2024 - Elsevier
The ExoMol database (www. exomol. com) provides molecular data for spectroscopic
studies of hot atmospheres. These data are widely used to model atmospheres of …

[HTML][HTML] Are These Planets or Brown Dwarfs? Broadly Solar Compositions from High-resolution Atmospheric Retrievals of∼ 10–30 M Jup Companions

JW Xuan, CC Hsu, L Finnerty, J Wang… - The Astrophysical …, 2024 - iopscience.iop.org
Abstract Using Keck Planet Imager and Characterizer high-resolution (R∼ 35,000)
spectroscopy from 2.29 to 2.49 μm, we present uniform atmospheric retrievals for eight …

Fresh view of the hot brown dwarf HD 984 B through high-resolution spectroscopy

JC Costes, JW Xuan, A Vigan, J Wang… - Astronomy & …, 2024 - aanda.org
Context. High-resolution spectroscopy has the potential to drive a better understanding of
the atmospheric composition, physics, and dynamics of young exoplanets and brown …

The ESO SupJup Survey-II. The 12C/13C isotope ratios of three young brown dwarfs with CRIRES+

DG Picos, IAG Snellen, S de Regt, R Landman… - Astronomy & …, 2024 - aanda.org
Context. Young brown dwarfs exhibit atmospheric characteristics similar to those of super-
Jupiters, providing a unique opportunity to study planetary atmospheres. Atmospheric …

TESS Giants Transiting Giants. VI. Newly Discovered Hot Jupiters Provide Evidence for Efficient Obliquity Dam** after the Main Sequence

N Saunders, SK Grunblatt, A Chontos… - The Astronomical …, 2024 - iopscience.iop.org
The degree of alignment between a star's spin axis and the orbital plane of its planets (the
stellar obliquity) is related to interesting and poorly understood processes that occur during …

[HTML][HTML] Rotation and Abundances of the Benchmark Brown Dwarf HD 33632 Ab from Keck/KPIC High-resolution Spectroscopy

CC Hsu, JJ Wang, JW Xuan, JB Ruffio… - The Astrophysical …, 2024 - iopscience.iop.org
We present the projected rotational velocity and molecular abundances for HD 33632 Ab
obtained via Keck Planet Imager and Characterizer (KPIC) high-resolution spectroscopy. HD …

The ESO SupJup Survey. III. Confirmation of 13CO in YSES 1 b and Atmospheric Detection of YSES 1 c with CRIRES+

Y Zhang, DG Picos, S de Regt… - The Astronomical …, 2024 - iopscience.iop.org
High-resolution spectroscopic characterization of young super-Jovian planets enables
precise constraints on elemental and isotopic abundances of their atmospheres. As part of …

Vortex Fiber Nulling for Exoplanet Observations: First Direct Detection of M Dwarf Companions around HIP 21543, HIP 94666, and HIP 50319

D Echeverri, JW Xuan, JD Monnier… - The Astrophysical …, 2024 - iopscience.iop.org
Vortex fiber nulling (VFN) is a technique for detecting and characterizing faint companions at
small separations from their host star. A near-infrared (∼ 2.3 μm) VFN demonstrator mode …

Atmospheric Characterization of the Super-Jupiter HIP 99770 b with KPIC

Y Zhang, JW Xuan, D Mawet, JJ Wang… - The Astronomical …, 2024 - iopscience.iop.org
Young, self-luminous super-Jovian companions discovered by direct imaging provide a
challenging test for planet formation and evolution theories. By spectroscopically …

The Wanderer: Charting WASP-77A b's Formation and Migration Using a System-wide Inventory of Carbon and Oxygen Abundances

DR Coria, N Hejazi, IJM Crossfield… - The Astrophysical …, 2024 - iopscience.iop.org
The elemental and isotopic abundances of volatiles like carbon, oxygen, and nitrogen may
trace a planet's formation location relative to H 2 O, CO 2, CO, NH 3, and N 2" snowlines," or …