The 700–1,300 feet-wide space rock deformed rocks more than six miles from the impact site when it hit 600 million years ago.

Earth (ESD)EarthExploreExplore Earth ScienceClimate ChangeAir QualityScience in ActionMultimediaImage CollectionsVideosD...

NASA’s Acting Associate Administrator for NASA’s Exploration Systems Development Mission Directorate Lori Glaze, right, and NASA Langley Act...

PASADENA, Calif. — After NASA astronauts Butch Wilmore and Suni Williams returned to Earth on Tuesday, the space agency is gearing up for an...

NASA astronauts Butch Wilmore and Suni Williams are home, but it's likely their nine months at the International Space Station (ISS) has lef...

The high-rise bridge that serves as the primary access point for employees and visitors to NASA’s Kennedy Space Center in Florida now is ful...

Their return comes following months of pressure from the White House and President Trump, who has claimed that they were ‘abandoned’

American Sunita Williams, who is of Indian origin, had been stranded at the International Space Station for nine months...

Shocking before-and-after images of NASA's stranded astronauts show the terrifying damage that months spent in the harsh conditions in space...

During its final hours on the lunar surface, the Blue Ghost spacecraft captured stunning photos of a lunar sunset.

Solar panels are next to useless in the outer solar system, so NASA’s Voyager probes rely on nuclear batteries—technology first developed in...

NASA astronauts Sunita Williams and Barry Wilmore have returned to Earth aboard a SpaceX Dragon capsule.

NASA's stranded astronauts have finally returned to Earth after spending nine grueling months on the International Space Station (ISS).

NASA astronauts who returned to Earth after spending nine months in space now face a hellish journey to readjust to life with gravity. B...

Nine months in space can permanently alter the body, leaving astronauts with possible long-term health effects.