Observatoire des droits humains (anglais seulement)

A rocky planet in its star’s ‘habitable zone’ could be the first known to have an atmosphere – here’s what we found

(Version anglaise seulement)

par Hannah Wakeford, Associate professor, University of Bristol
Ryan MacDonald, Lecturer in Extrasolar Planets, University of St Andrews

New research using Nasa’s powerful JWST telescope has identified a planet 41 light years away which may have an atmosphere. The planet is within the “habitable zone”, the region around a star where temperatures make it possible for liquid water to exist on the surface of a rocky world. This is important because water is a key ingredient that supports the existence of life.

If confirmed by further observations, this would be the first rocky, habitable zone planet that’s also known to host an atmosphere.…

Lire l'article complet