Astronomers have confirmed the existence of four planets orbiting a star less than 6 light-years away with help from some of ...

Joining the Starliner astronauts for the water landing off the Florida coast at around 5:57 p.m. EDT were NASA astronaut Nick ...

The HR 8799 system, 130 light years from Earth, is only 30 million years old -- just a baby compared to our solar system's 4.6 billion years.

NASA is monitoring a bus-sized asteroid as it makes its closest approach to Earth today, among a group of five space rocks ...

A massive homecoming is in store for four astronauts making their descent down to Earth — and one of them is Sunita Williams ...

Astronauts Suni Williams and Butch Wilmore, who have been stranded at the International Space Station for nine months, closed ...

NASA astronauts Butch Wilmore and Suni Williams are about to return to Earth from the International Space Station, where they ...

Four small, newly discovered worlds are less than six light-years away from Earth, and their discovery reinforces a cautionary tale from planet hunting’s prehistory ...

NASA and SpaceX made another attempt on Friday to send a crew up to the International Space Station (ISS) and begin the ...

By Joey Roulette WASHINGTON (Reuters) -NASA astronauts Butch Wilmore and Suni Williams returned to Earth in a SpaceX capsule ...

Why SpaceX, Rocket Lab, Arianespace made Fast Company's list of the most innovative companies doing work in space.