"These images are not just pretty." ...

Later in December, the 3I/ATLAS interstellar comet will get as close to Earth as it ever will. Here's what to know.

For only the third known time, a space rock from the deep void is paying us a call ...

NASA released new images of 3I/ATLAS, the third comet ever to be discovered in Earth's cosmic neighborhood originating from ...

The rare interstellar comet, also known as 3I/ATLAS, was first discovered in July and has been photographed several times.

This month will bring some striking celestial sights, including one of the year’s best meteor showers and a glowing ...

Scientists say that 3I/ATLAS has likely been traveling through interstellar space for a long time. Based on how fast it was ...

The long-awaited photos, snapped by multiple NASA spacecraft between September and mid-October, show a tiny, glowing orb ...

NASA Associate Administrator Amit Kshatriya said that despite many rumors about the traveler, it was definitely a comet, not ...

The object is the third interstellar visitor to our solar system ever confirmed. It will reach its closest point to Earth ...

The space agency got a close look at the interstellar visitor over the past few months as it zipped by Mars and the sun ...

Scientists have observed cryovolcanoes erupting on comet 3I/ATLAS — giving us a new clue about what's inside it.