GS-z13-1, marks the earliest sign yet spotted of the era of cosmic reionization at 330 million years after the Big Bang.

Cue the "Star Wars" theme and the opening crawl: "A long time ago in a galaxy far, far away ..." That's what noncontroversial ...

Two space missions reached their conclusion: one with a splashdown, the other with a quiet lunar death. And thrilling new ...

"It's time we all realize that we are crew members on this spaceship called Earth and start to think about our role and ...

NASA astronauts Butch Wilmore and Suni Williams returned to Earth after nine months stranded in space and were greeted by a ...

Astronauts Sunita Williams and Butch Wilmore safely returned to Earth after a nine-month ISS mission aboard SpaceX's Dragon ...

As NASA astronauts Butch Wilmore and Suni Williams returned to Earth after being stuck in space for 9 months, residents of ...

Some curious dolphins seemingly wanted to give a personal “welcome home" to the Crew-9 astronauts, moments after they ...

Waterproof robes for outdoor sports and swimming 'Alien' spotted on board ISS before stranded astronauts Suni and Butch ...

Just over a day after blasting off, a SpaceX crew capsule arrived at the International Space Station on Sunday, delivering ...

A NASA-SpaceX mission which aims to bring home two astronauts stuck at the International Space Station has been postponed. The Falcon 9 launch from Florida's Cape Canaveral has been delayed due to ...

Officials say the launch is off until at least Friday. A launch pad problem prompted SpaceX to delay a flight to the International Space Station on Wednesday to replace NASA's two stuck astronauts.