Imaging suggests that a lot of the material coming off is in the form of dust grains. NASA indicated that two missions to ...

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

Comet 3I/ATLAS might have stolen all the headlines, but it's far from the only comet that has been discovered this year.

"Comets Lemmon and SWAN soar millions of miles away from Earth, beaming with auroras and airglow, in these celestial images ...

While the feds idled, an interstellar object known as 3I/ATLAS was barnstorming the solar system, at a speed that reached 153 ...

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 will host a live event at 3 p.m., Wednesday, November 19, to share imagery of the interstellar comet 3I/ATLAS.

WASHINGTON >> NASA released fresh images today of the interstellar object called 3I/ATLAS that astronomers have determined is ...

Spectroscopy of other stars has led to most discoveries of exocomet systems. In research led by University of Colorado ...