Chemical conditions on Hycean worlds

N Madhusudhan, JI Moses, F Rigby, E Barrier - Faraday Discussions, 2023 - pubs.rsc.org
Traditionally, the search for life on exoplanets has been predominantly focused on rocky
exoplanets. The recently proposed Hycean worlds have the potential to significantly expand …

DREAM-III. A helium survey in exoplanets on the edge of the hot Neptune desert with GIANO-B at TNG

G Guilluy, V Bourrier, Y Jaziri, W Dethier… - Astronomy & …, 2023 - aanda.org
Context. The population of close-in exoplanets features a desert of hot Neptunes whose
origin remains uncertain. These planets may have lost their atmosphere, eroding into mini …

Nondetection of Helium in the Hot Jupiter WASP-48b

KA Bennett, S Redfield, A Oklopčić… - The Astronomical …, 2023 - iopscience.iop.org
Hot Jupiters orbiting extremely close to their host star may experience atmospheric escape
due to the large amounts of high-energy radiation they receive. Understanding the …

Two mini-Neptunes transiting the adolescent K-star HIP 113103 confirmed with TESS and CHEOPS

N Lowson, G Zhou, CX Huang, DJ Wright… - Monthly Notices of …, 2024 - academic.oup.com
We report the discovery of two mini-Neptunes in near 2: 1 resonance orbits (P= 7.610303 d
for HIP 113103 b and P= 14.245651 d for HIP 113103 c) around the adolescent K-star HIP …

TOI-1442 b and TOI-2445 b: Two potentially rocky ultra-short period planets around M dwarfs

G Morello, H Parviainen, F Murgas, E Pallé… - Astronomy & …, 2023 - aanda.org
Context. Exoplanets with orbital periods of less than one day are known as ultra-short period
(USP) planets. They are relatively rare products of planetary formation and evolution …

TOI-4438 b: a transiting mini-Neptune amenable to atmospheric characterization

E Goffo, P Chaturvedi, F Murgas, G Morello… - Astronomy & …, 2024 - aanda.org
We report the confirmation and mass determination of a mini-Neptune transiting the M3. 5 V
star TOI-4438 (G 182-34) every 7.44 days. A transit signal was detected with NASA's TESS …

Six-year progress of the InfraRed Doppler (IRD) instrument for the Subaru Telescope

M Kuzuhara, T Kotani, M Tamura… - Ground-based and …, 2024 - spiedigitallibrary.org
The InfraRed Doppler (IRD) spectrograph can provide high-resolution (R> 70,000) spectra
over 1000-1700 nm with stable wavelength calibrations thanks to a dedicated laser …

[引用][C] TRANSIT PHOTOMETRIC FOLLOW-UP STUDY OF SUPER-EARTHS AROUND BRIGHT STARS USING TESS

K PR, DM Michael, S Saha - 2023