Skygazers, mark your calendars because one of the coolest celestial events is coming around again toward the end of February.

Polygon has rounded up the best icy sci-fi planets from our favorite video games, movies, television, and books ...

Astronomers Identified a Lemon-Shaped Planet Displaying a Feature 'Unlike Anything Observed Before' ...

James Webb finds a hot planet that is tidally locked with its parent star, is coated with a thick atmosphere of volatile chemicals. When you purchase through links on our site, we may earn an ...

HD 189733 b orbits so close to its star that distance almost stops mattering. The planet was logged in 2005, one of many ...

Protoplanetary disks are the birthplaces of planets, but few discoveries have stretched scientific expectations like IRAS ...