A Soyuz capsule carrying two Russian cosmonauts and one American astronaut safely landed Sunday in Kazakhstan, concluding a ...

A Soyuz capsule carrying two Russian cosmonauts and one American astronaut safely landed Sunday in Kazakhstan, concluding a 220-day mission aboard the International Space Station ...

Don Pettit, NASA's oldest active astronaut, marked his 70th birthday by landing on the steppe of Kazakhstan after 220 days in space.

A new commander has taken charge aboard the ISS as three crew members prepare for their return to Earth—just in time for one ...

As NASA prepares to return to the moon, studying astronaut health and safety is a top priority. Scientists monitor and ...

The company’s ambitious new Sunbird design aims to harness nuclear fusion in space, despite the fact that commercializing ...

The nominee for NASA's top job is outlining his vision for space exploration, highlighting Mars. President Donald Trump ...

NASA astronaut Jonny Kim and two Russian crewmates have arrived at the International Space Station on board a Russian ...

NASA astronaut Don Pettit captured the night sky spectacle, known as the Northern Lights in the northern hemisphere, from the International Space Station (ISS) on Saturday (April 5). Auroras are a ...

The International Space Station's extreme cleanliness may be harming astronauts' health by depriving them of beneficial environmental microbes, leading to immune-related issues.

A wealthy bitcoin entrepreneur and three fellow adventurers plunged back to Earth aboard a SpaceX Crew Dragon capsule Friday, ...