The Solar System is a fascinating place, with each planet orbiting the Sun at its own unique distance. But how far apart are ...

Astronomers first identified these minerals using the now-three-year-old James Webb Space Telescope. To see where exactly the ...

SYFY ’s The Ark follows the crew of an interstellar spacecraft on a multi-light-year journey to the star next door. In the ...

We’ve never known why sunspots can last on our star’s surface for as long as they do, but we finally cracked the case.

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's not aliens.) ...

The sun was born 4.5 billion years ago from a vast cloud of cold hydrogen and dust left behind following the death of more massive stars. At that time, the particles were so far from each other ...