We looked for an atmosphere on TRAPPIST-1d using JWST, but we didn't see any atmospheric absorption.
So TRAPPIST-1d is quite different from Earth, despite lying just inside the habitable zone. The planet is either:
➡️ A bare rock.
➡️ Very cloudy.
➡️ Has a thin, Mars-like atmosphere.
#Exoplanets 🔭
add a skeleton here at some point
3 months ago
