Mars, the fourth planet from the Sun, is a subject of fascination for astronomers. Though significantly smaller than Earth, ...

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

Rocky bodies called protoplanets were thought to have formed slightly earlier in the inner solar system than those beyond the ...

An object dubbed 3I/ATLAS is only the third interloper from outside the Solar System seen in all of human history.

Objects from space are crashing into Earth’s atmosphere all the time. They just don’t always happen with the perfect timing ...

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

The world was stunned by recently released images taken of deep space at the Vera Rubin Observatory in Chile. What’s even ...

Officially named 3I/ATLAS, the comet was confirmed as having originated outside of Earth's solar system on July 3, according ...

NASA has discovered an interstellar comet that's wandered into our backyard. The space agency spotted the object with the ...

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

I/ATLAS is only the third interstellar object ever detected. You can stream the object live today, or maybe see it from your ...

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