The NASA International Space Station (ISS) crew that included a sick astronaut splashed down in the Pacific Ocean off the ...

Four NASA astronauts splashed down off the coast of San Diego early Thursday after their mission was cut short due to medical ...

Live updates from the return of the NASA SpaceX Crew-11 astronauts. Splashdown occurred at 3:41 a.m. Jan. 15 off the coast of San Diego.

The crew member of concern is doing fine,” NASA said after their return early Thursday, the first time in the space station’s 25-year history that a crew returned home early because of a medical ...

Astronomers are using China's powerful FAST radio telescope to chase after 100 intriguing signals detected by the SETI@home ...

SpaceX guided the capsule to a middle-of-the-night splashdown in the Pacific near San Diego, less than 11 hours after the ...

Astronomers tracking the skies around our planet have picked up two very different cosmic companions: a vast interstellar ...

NASA has quietly hit pause on what it billed as its first dedicated hunt for alien biosignatures, reacting to fresh data that raised more questions than answers about how to tell life’s fingerprints ...

Two Americans and astronauts from Japan and Russia landed in a SpaceX capsule in the Pacific Ocean after a medical issue ...

For the 1st time in the history of the International Space Station, an astronaut experienced a health issue that required ...

New photos show off NASA's newly constructed Roman Space Telescope, which will soon help researchers unravel the mysteries of ...

New Jersey Governor Chris Murphy signs a bill that allocates $2.5 million for university-based research of unidentified ...