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

A mysterious visitor from beyond our solar system has reignited debate over the possibility of alien life. First spotted in ...

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

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

NASA has a photo dump of the interstellar comet 3I/ATLAS. It made news in July when it was confirmed to have originated ...

NASA has scheduled a photo-dump of 3I/ATLAS images captured by the agency's fleet of ground and space instruments. You can ...

On Wednesday, Nov. 19, NASA will unveil more 3I/ATLAS images captured by the space agency's fleet of instruments both on the ...

NASA is providing more images and information about the interstellar object that's passing through our solar system right now ...

Blue Origin successfully launched—and partially landed—its New Glenn rocket on Thursday. The achievement marks a major step ...

Blue Origin is standing down from today's New Glenn rocket launch attempt due to ongoing geomagnetic storms caused by ...

NASA's first multiple-satellite mission to another planet will map Mars' magnetic field and atmosphere in 3D, laying the ...