NASA's Sunita Williams and Barry Wilmore have been in space since June, here's how overtime works for astronauts ...

NASA astronaut Suni Williams was undertaking a repair on the ISS when she was photographed from Earth by an amateur astrophotographer ...

NASA plans to bring astronauts Wilmore and Williams back to Earth earlier than expected with a SpaceX capsule switch, cutting ...

NASA astronaut Suni Williams tells John Dickerson about her extended stay in space with crewmate Barry "Butch" Wilmore aboard ...

Suni Williams and Butch Wilmore, the two Starliner astronauts who have had a prolonged aboard the ISS, are expected to return home in early March, according to NASA.

Space suits are high-tech marvels designed to protect astronauts from space’s extreme conditions. Discover the materials, ...

Dr. Harris’ passion for space was ignited at the age of 13 when he watched the Apollo 11 moon landing in 1969. Determined to ...

You'll be able to talk to two astronauts -- one in space, one on Earth -- and discuss daily life on the International Space Station.

After Elon Musk said SpaceX would rescue the “stranded” Starliner astronauts, NASA moved their return date up by two weeks — a slight adjustment to a plan that had already been in place for months.

After years and years without a shine, two Russian cosmonauts took a spacewalk to scrub all the dirt and fumes from the International Space Station's windows. While scrubbing windshields is fairly ...

Urban areas aren’t just for people—wildlife is thriving in some of the most unexpected U.S. cities! From coyotes in Chicago to peregrine falcons in New York, discover the urban areas where nature is ...