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

International astronomers have for the first time witnessed the birth of a planetary system beyond Earth's sun that could one ...

You can watch comet 3I/ATLAS live online tonight (July 3), thanks to the Virtual Telescope Project, which will livestream ...

Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our Solar System – only the third ...

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

CAPE CANAVERAL, Fla. (AP) — Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby ...

The University of Iowa's NASA mission, TRACERS, successfully launched into orbit, marking a significant milestone in space ...

After a scientist claimed a 'hostile alien threat' could attack Earth within months NASA has weighed in on the situation.

New discoveries of objects in the Kuiper Belt have also presented challenges for the Planet Nine theory. The latest is known ...

NASA’s Solar Dynamics Observatory, which observes the sun, was able to capture an image of the event, which the agency said peaked at around 5:49 p.m. ET June 17.

The Last Time NASA's Voyager "Looked Back" At Our Solar System, This Is What It Saw Before it met the 30,000-50,000 kelvin wall at the edge of our Solar System, Voyager 1 took its final images.

X-Men and Tony Stark will be recast, Marvel Studios chief Kevin Feige reveals ...