Four International Space Station crewmembers splashed down in the Pacific Ocean on Thursday, NASA footage showed, after the first ever medical evacuation in the orbital lab's history. When NASA's ...

A NASA aircraft made a "belly" landing at Ellington Airport, southeast of Houston, late Tuesday morning after experiencing a mechanical issue, NASA said. Watch video of the incident in the player ...

Add Yahoo as a preferred source to see more of our stories on Google. NASA says it plans to bring back four astronauts from the International Space Station on Wednesday, after one of them suffered a ...

A spectacular new video shows the Mars rover Curiosity's harrowing Red Planet landing in sharp detail, while another captures the drama and excitement surrounding the historic Aug. 5 event. The first ...

SpaceX will be targeting Wednesday launch for NASA’s IMAP mission. IMAP is a NASA heliophysics mission that will map the boundaries of the heliosphere. Liftoff is targeted for 7:30 a.m Wednesday E.T.