m-dwarf stars 1near-infrared spectroscopy 1planetary mass and radius 1radial velocity 1stellar magnetic activity 1transiting exoplanets 1
From the 1 of 2 linked papers with an AI index.
2 papers
astro-ph.EP2026
Revisiting TOI-4438 and TOI-442 planetary systems with new observations from SPIRou and TESS
J. Serrano Bell, G. Hébrard, E. Martioli +26
The study re‑examines two M‑dwarf planetary systems, TOI‑4438 and TOI‑442, using new TESS transit data and high‑resolution near‑infrared spectroscopy from SPIRou, refining the plan…
astro-ph.EP2026
Oxygen left behind: Atmospheric Enrichment due to Fractionation in Sub-Neptunes using BOREAS
Marilina Valatsou, Caroline Dorn, Pierlou Marty +1
The evolution of exoplanetary atmospheres is strongly influenced by atmospheric escape, particularly for close-in planets. Fractionation during atmospheric loss can preferentially…