Titan, the largest moon of Saturn, may have been even more instrumental to the system’s evolution than we thought, forming ...

An accomplished Caltech astrophysicist with more than four decades of research contributions in galactic astronomy and the ...

DS1, collapsed into a black hole without exploding, revealing how stars die in silent “failed supernova” events.

The team discovered the star by analyzing archival data from NASA’s NEOWISE mission. They used a prediction from the 1970s ...

For nearly a century, astronomers have known that the universe is expanding. Most galaxies are carried outward with the flow ...

The Andromeda Galaxy, shown here with two of its satellite or companion galaxies, is one of few objects in the night sky visible with the unaided eye that's outside our own Milky Way Galaxy. And I do ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. A view of the potential ...

Most messages are press releases about astronomical discoveries—okay, scratch that; most of them are spam, but science announcements are an easy second place. But I also get questions from readers ...

NASA’s Hubble Space Telescope got a rare look at the aftermath of two cosmic collisions — and helped scientists solve a decades-old mystery. Many years ago, scientists saw a dense, bright spot near a ...

Did you find this helpful? Share it with a friend who’d love it too! Look up on a clear night and somewhere in that vast darkness above, Andromeda waits. It’s the closest major galaxy to ours, a ...

Astronomers know that mergers play a huge role in galaxy growth. Right now, the Milky Way is slowly consuming the Large and Small Magellanic Clouds. The evidence is a stream of gas called the ...