An international team including astronomers from the Center for Astrophysics | Harvard & Smithsonian (CfA) has announced the ...

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

Discover interesting facts about Saturn, its rings and whether it could contain extraterrestrial life.

Just as Luke Skywalker watched two suns set from his sandy home planet Tatooine, a newly discovered planet called 2M1510 is ...

He wasn't wrong—the sun is 99.8 percent of the mass of the solar system. But what is that giant ball of fire in the sky? How ...

Explore the hypothetical existence of parallel planetary systems.

With a lot of talk about space recently, have you ever wondered which are the hottest planets in the solar system ... sun, it's the second hottest and orbits on average 36 million miles away from ...

Our solar system was formed about four and a half billion years ago, from a massive cloud of gas and dust which collapsed on ...

Let's turn the sun into a telescope. In fact, we don't have to do any work—we just have to be in the right spot.

NASA has released the Lucy spacecraft's first close-up images of asteroid Donaldjohanson, revealing a peanut-shaped rock that could shed light on how planets formed in our solar system.

BD+05 4868 Ab is located about 140 light years away from Earth and has a surface temperature of 1,600 deg C. Read more at ...

Astronomers have spent decades trying to find Earth-like planets beyond our solar system. These worlds are small, cold, and ...