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 ...

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 ...

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

For only the third time in history, astronomers have detected a new interstellar visitor — an object from another star — blitzing into our solar system.

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

The detection of 3I/ATLAS marks our solar system’s third time saying aloha to an interstellar visitor, following the ...