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 ...

Comet C/2025 K1 (ATLAS) was discovered barrelling towards the sun on May 24, 2025 and is believed to have originated from the ...

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

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

New data reveal interstellar comet 3I/ATLAS is a 'pristine' object rich in alien metals and carbon. Scientists uncover its ...

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 ...

NASA released images of an interstellar comet flying past Mars, and scientists expressed doubt about the possibility that it ...

"It's going to look different because it didn't come from our solar system and that's what makes it so magical." ...

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

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