Even at a glance, the planets in our solar system are wildly diverse. Huge and small, airless and densely packed with ...

A newly-discovered planet named Enaiposha, GJ 1214 b, is unlike anything found in our own solar system, similar to a ...

An artist's conception of Pandora observing an exoplanet.NASA Editor at Large It was one of humanity’s greater vanities that we ever questioned whether there are any planets in the universe beyond the ...

For several days this month, Saturn, Mars, and Mercury appear just degrees apart before sunrise—close enough to watch their ...