Alien solar systems that are home to so-called "hot Jupiters" — gas giants circling sizzlingly close to their stars — are unlikely homes for Earth-like planets, researchers say. Hot Jupiters get their ...

When astronomers announced Kepler-452b, they were not just adding another distant world to a growing catalog. They were pointing to a planet that orbits a star much like our own, in a region where ...

Astronomers have identified a clue hidden in the light of certain stars that's already led them to discover seven new alien planets, with more expected to come. To be clear, these alien planets likely ...

Can desert planets with alien life, like the one in the movie *Dune*, exist? Scientists’ answer leans toward “no.” A study suggests that planets with almost no water are highly unlikely to sustain ...