Astronomers have confirmed the third interstellar object on record is dashing through our solar system. Dubbed 3I/ATLAS, it ...

It's the so-called "Milky Way season" in the Northern Hemisphere. Here's everything you need to know about viewing the galaxy ...

Astronomers are tracking a newly spotted comet hailing from parts unknown, only the third time such an interstellar object ...

The Milky Way's core will be visible this month and through August. Here's what Tennessee stargazers should know.

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

NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space ...

Dubbed 3I/ATLAS, the comet poses no danger to Earth and will remain roughly 150 million miles away as it speeds by.

An "interstellar object" is speeding toward the inner solar system, where Earth is located, astronomers have confirmed.

CAPE CANAVERAL, Fla. (AP) — Astronomers say they've spotted an object in our solar system that's believed to be from another ...

Scientists believe the Milky Way contains up to 400 billion stars and at least as many planets. The largest galaxy known, IC 1101, has more than 100 trillion stars. Step outside on a clear night and ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

Admire our galaxy’s dramatic galactic core—a sparkly bulge of stars and gas—while summer’s short ‘Milky Way season’ lasts ...