Beyond our solar system, countless alien worlds of lava, ice, water and noxious gas swirl through the cosmos. Here are some ...

Jupiter is the biggest planet in our solar system, according to NASA. Jupiter’s radius is over 11 times the equatorial radius ...

There's a class of objects journeying around our solar system dubbed "centaurs." They don't come near Earth, but NASA just ...

But that doesn't necessarily mean planets are perfect spheres. "We call them round, but they're not really perfectly round, ...

If you were hoping to see the “mini moon,” you’ve probably been disappointed. But experts say the asteroid was an important ...

Barnard's star is a red dwarf, the smallest type of regular star and much smaller and less luminous than our sun. At about 6 ...

Snapchat Friend Solar System is a premium feature that lets you visualize your closest friends as planets that revolve around ...

Lonely No Longer Astronomers using the Very Large Telescope in Chile have discovered that Barnard's star, the closest single ...

The world—which orbits Barnard's Star, just six light-years from us—has a year that lasts barely three Earth days.

Despite Barnard’s star being the single closest solo star to us, the exoplanet is not the closest one to Earth. The closest ...

While this planet has a surface temperature too high to be suitable for life, the researchers found what they called ‘strong ...

Astrobiologists have wondered if simple, microbial life could exist on Ceres, the closest frozen ocean world to Earth at an ...