If you thought Luke Skywalker’s home planet, Tatooine, was a strange world with its two suns in the sky, imagine this: a planet where you’d either experience constant daylight or enjoy triple sunrises ...

People of Earth are in luck they are 64 light-years away from a planet that is scorching hot and smells like rotten eggs, according to researchers. Planet HD 189733b is a gas giant exoplanet ...

If Earth had an evil twin, it might look something like the recently-discovered lava-Earth HD 63433d. HD 63433d is a rocky world almost exactly the same size as our Earth, orbiting a star almost ...

European astronomers this week announced the discovery of seven new planets orbiting other stars, bringing to 115 the total number of known extrasolar planets. Six of the new planets circle stars not ...