Jupiter is the largest planet in the solar system. It's about 11 times wider than Earth with an equatorial diameter of 88,846 ...

"A planet orbiting not just a binary, but a binary brown dwarf, as well as being on a polar orbit, is rather incredible and ...

Pluto isn’t the only dwarf planet in our solar system's outer reaches. Now is an ideal time to look for the egg-shaped Haumea, says Abigail Beall ...

Astronomers believe they’ve discovered a "Tatooine"-like planet orbiting two stars in a galaxy far, far away. The planet is ...

Astronomers have spotted a small rocky planet that orbits perilously close to its host star disintegrating as its surface is ...

In a memorable image from the 1977 film "Star Wars," the young hero Luke Skywalker gazes at two suns setting above the ...

Almost 10 years ago, a NASA spacecraft was able to take several photos of Pluto, known for decades as a planet before it was ...

NEW YORK (AP) — A new Tatooine-like planet outside the solar system may orbit two failed stars, scientists reported Wednesday ...

A new study suggests we could be a step closer to figuring out if alien life is out there, trillions of miles away from Earth ...

The brown dwarf pair was first spotted years ... bodies can help us understand how conditions beyond our solar system may yield planets vastly different from our own, said study author Thomas ...