See asteroid Dimorphous, pre- and post-impact, in this time-lapse of Hubble Space Telescope imagery. The space rock was ...

STARKVILLE, Miss.—A Mississippi State University faculty member has made a celestial discovery in Starkville: the first ...

Is there a full moon tonight? Here's what to know about today's special moon phase and when to look up for the next meteor ...

Recently discovered asteroid 2023 DW has been predicted to have a close encounter with Earth on Feb. 14, 2046. See NASA's ...

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

Harvard scientist Avi Loeb speculated that NASA’s recently released photos of 3I/ATLAS could potentially point to its ...

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

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

NASA released new images of 3I/ATLAS as it plunged towards the sun, captured by a host of the agency’s robots and probes.

NASA's Perseverance rover discovers shiny metallic rock on Mars that could be a meteorite from an ancient asteroid, ...

The unusual comet—which is to pass Earth again in the coming weeks—is only the third known object to visit us from outside ...

Comet 3I/ATLAS was discovered on July 1 by the Asteroid Terrestrial-impact Last Alert System (ATLAS). Its previous best ...