Steamy Space Mystery: Webb Telescope Finds Water Vapor, But From a Rocky Planet or Its Star?
More observations will be needed to determine if exoplanet GJ 486 b has an atmosphere. GJ 486 b is about 30% larger than the Earth and three times as massive, which means it is a rocky world with stronger gravity than Earth. It orbits a red dwarf star in just under 1.5 Earth days. It is too close t