But the real truth is that alien life on other planets could be even stranger than floating balloons or amorphous organisms ...

Planets that once lived only in pulp novels and movie concept art are now turning up in real data. Astronomers are not just finding distant worlds, they are cataloguing places with molten surfaces, ...

Tylos (or WASP-121b) is a gaseous, giant exoplanet located some 900 light-years away in the constellation Puppis. Astronomers have used four massive telescopes in Chile to look into a planet's ...

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 ...