Astronomers are reporting new findings about 3I/ATLAS, the rare interstellar comet now moving through the outer solar system, ...

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

By Tom Hawking Published Nov 30, 2025 9:00 AM EST Tayfun Coskun/Anadolu via Get the Popular Science daily newsletter💡 ...

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

Dr Matthew Genge said if the pulses did indeed turn out to be aliens, the extra-terrestrial life forms would have to be ...

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

Comet 3I Atlas is currently ~186 million miles from Earth, which is twice the distance from the Earth to the sun. It is ...

Imagine stumbling upon a time capsule that has travelled for billions of years, untouched by the chaos of our own solar ...

With the government reopened, the space agency at last released pictures captured by a fleet of government spacecraft of an ...

It's possibly as big as Manhattan, likely older than our own solar system, and it's traveling through space at speeds of up ...

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

NASA shares new data on interstellar comet 3I/ATLAS, including HiRISE, Hubble, Webb & MAVEN observations, comet behavior and ...