After briefly escaping from Earth's view during a (very) close approach to the sun on Oct. 30, Comet 3I/ATLAS can finally be ...

Two weeks ago, interstellar comet 3I/ATLAS was at conjunction, on the opposite side of the Sun with respect to Earth. Last ...

A newly discovered comet named C/2025 V1, which some have compared to 3I/ATLAS, is due to make its closest approach to Earth on Tuesday, Nov. 11.

The widely talked about Comet 3I/ATLAS will pass by the sun on Thursday, but it will be December before stargazers can get a ...

For the first time since its discovery in June, scientists have been able to detect a strange radio signal from the ...

While most scientists believe it’s a natural comet, one Harvard astronomer has suggested its unusual features could hint at ...

While 3I/ATLAS is getting all the attention, there are a number of other comets visible through telescopes and binoculars in ...

CAPE CANAVERAL, Fla. (AP) — Telescope observations reveal a growing tail on the comet that’s visiting from another star. Released Thursday, the pictures taken by the Gemini South telescope in Chile ...

Scientists say 3I/ATLAS is moving at speeds above 130,000 mph (210,000 km/h). It is only the third interstellar object ever ...

Astronomers are baffled after new JWST data shows interstellar comet 3I/ATLAS is 'not as pure as thought', featuring a thick ...

A new image shows the growing tail of a comet from another star system streaking across our solar system. The image of comet 3I/ATLAS was captured on Aug. 27 using one of the telescopes at the ...