Around seven asteroids or comets are thought to hit Saturn ever year, but we have never spotted one in the act. Now, it seems ...

Astronomers manning an asteroid warning system caught a glimpse of a large, bright object zipping through the solar system ...

Long theorized but never observed, the first known “planet with a death wish” is described by Ilin and her colleagues in a ...

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...

"This tangible evidence of a double detonation not only contributes towards solving a long-standing mystery, but also offers ...

The explosion of a star, called a supernova, is an immensely violent event. It usually involves a star more than eight times ...

Astronomers have finally caught a dying star in space going out with a bang — and then another bang. The new photographic ...

Newfound interstellar object 3I/ATLAS may be carrying pristine material from early in the Milky Way’s star-forming history.

We live in a world defined by inches, feet and miles (or centimeters, meters and kilometers, if you prefer), and it’s not difficult for most of us to ...

New observations show a star that blew up in two separate bursts, confirming a long-suspected cosmic phenomenon called a ...

Astrophysicist Josep Trigo-Rodriguez of the Institute of Space Sciences near Barcelona, Spain, believes it is an interstellar ...

"Astronomers may have just discovered the third interstellar object passing through the Solar System!" the agency's ...