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

Astronomers in Hawaiʻi detected the solar system's third interstellar object, C/2025 N1 or 3I/ATLAS, which poses no threat to ...

Scientists have observed a new type of black hole that is too heavy to have been born from a star but still too slim to … The ...

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

Only a few dozen of these short-lived binaries exist in the galaxy at a time, making the serendipitous find extremely ...

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

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

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

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

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

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 ...

A NASA satellite that’s been orbiting as space junk since 1967, Relay 2, emitted an unexpected, powerful radio burst that ...