Scientists have discovered a massive molecular cloud close to the solar system. As big as 40 full moons as seen from Earth, the vast structure — which poses no threat — is composed primarily of ...

There’s a bit of a paradox about our galaxy: it’s both jam-packed with stars and cavernously empty. The Milky Way is crowded in the sense that it holds hundreds of billions of stars, as well as ...

With all of the worrying things happening here, on earth, one way to take your mind off them is to look at the beauty of the cosmos. Luckily, NASA is still out there exploring outer space and ...

For decades, we have tracked countless comets streaking across our solar system. Yet, one object has recently captured the attention of NASA scientists in a way that sets it completely apart. Known as ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Our solar system has been around for 4.6 billion years. While that sounds like a long time, it's ...