Astronaut-artist Nicole Stott talks life lessons in orbit that could help us all on Earth.
The robotic Progress 78 cargo ship will "station-keep" near the station for more than a day.
Kosmos-2551 created a funerary fire in the sky.
Four astronauts are getting ready to launch from Florida.
The most violent and powerful events in the universe produce gamma-ray bursts.
Starliner's key test flight to the International Space Station will launch in the first half of 2022, if all goes according to...
The United States Senate's largest committee wants NASA to choose a second company to build its new moon lander.
"We were immensely relieved to get the spacecraft out of this 'near-death' experience," an ESA official said.
Dark matter is involved.
This delicate, colorful bubble in space hides the remains of a supernova.