When you first learned about the Solar System, you probably saw diagrams that made it look orderly, with planets arranged in circular orbits around the Sun on a flat disk. But in reality, our Solar ...

Meeting of the American Astronomical Society, two teams of astronomers—centered at Penn State and MIT—independently announced new discoveries about an extreme form of planetary destruction: apparently ...

An object we thought belonged to the most common category of planet in the galaxy has turned out to be something we've never seen before. The exoplanet Enaiposha, or GJ 1214 b, is a hazy world ...