Astronomers are gathering evidence of a massive hidden planet lurking beyond Neptune. Trump Cuts Millions After California ...

An international team of researchers has just revealed the existence of three Earth-sized planets in the binary stellar ...

What's special about Chiron's rings is that they're still forming; this marks the first time astronomers have ever seen a ...

The newly discovered world is called GJ 251c and it is a super-Earth orbiting a red dwarf star less than 20 light-years away.

New research from Rice University suggests that the giant planet Jupiter reshaped the early solar system in dramatic ways, ...