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

Astronomers are scrambling to gather data on a mysterious object that’s currently hurtling through the solar system.

The European Space Agency (ESA) said it is monitoring an unidentified object alongside Russia identified only as A11pl3Z as it hurtles at astonishing speed from outside the Milky Way ...

Astronomers have spotted what they think might be an "interstellar object" hurtling through the solar system — and it's ...

By looking at the shifting of stars in photos from the New Horizons probe, astronomers have calculated its position in the ...

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

The first images released by the Vera C. Rubin Observatory show details of our Solar System with unprecedented clarity.

Milky Way viewing is at its best right now, especially if you’re in the southern hemisphere. Here's what to look out for, ...

Stars passing close to the sun could cause planets to collide, including with Earth, or even be ejected as rogue planets, new ...

Scientists have unlocked one of the solar system’s many secrets from an unexpected source: a planetarium show opening to the public on Monday. At the American Museum of Natural History last fall ...

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

Scientists have solved one of the solar system's enduring mysteries with the help of an unexpected source: a planetarium show. Last year, experts at the American Museum of Natural History were ...