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

Dark matter makes up 85% of the universe, but researchers, including Vera Rubin herself, historically have had a hard time ...

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 ...

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, ...

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

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

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

Astronomers discovered that C/2014 UN271, a massive comet more than 10 times larger than any known comet, is emitting jets of ...

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