Frank Rubio's first mission broke the record for longest U.S. spaceflight last week. The medical doctor is a lieutenant colonel in the U.S. Army and served as a Blackhawk helicopter pilot.
The United Arab Emirates celebrated after Emirati astronaut Sultan Alneyadi splashed down to Earth following six months in space, a milestone for its growing space program.
A new study of astronaut blood finds that space travel reduces the expression of 100 genes related to the immune system.
On June 18, 1983, she made history aboard the space shuttle. America's first woman in space had joined NASA after responding to a newspaper ad. "I knew that's what I wanted to do," she said.
December 7, 1972 was the launch of the final mission in NASA's Apollo moon program. Fifty years later, NASA finally seems poised to return people to the lunar surface.
Astronauts could return to the moon in a few years, and if they do, they might be wearing spacesuits designed with the help of Georgia Tech's Thom Orlando. He's a professor of chemistry and physics and a co-founder of the Center for Space Technology and Research.
NPR's Scott Simon remarks on the cooperation between Americans and Russians working with the International Space Station, despite tensions on Earth over Russia's invasion of Ukraine.
A NASA astronaut and the Russian cosmonauts parachute-landed in Kazakhstan on Wednesday after a trip back to Earth from the International Space Station, in a rare instance of U.S.-Russia cooperation.
Wearing the colors Ukraine's flag has widely been seen as a way to support that country and oppose Russia's invasion.
The second Mercury mission was going according to plan until the Liberty Bell 7 capsule sank in the ocean. NASA exonerated astronaut Gus Grissom, and two researchers now say they know what happened.
The three astronauts who blasted off Thursday from the Jiuquan launch center in northwestern China will stay three months in the Tianhe, or Heavenly Harmony.
Four astronauts are set to launch to the space station Friday. When they arrive, the new crew of 11 will be the largest since the shuttle program, and there aren't enough sleeping pods for them all.
An experiment involving some "mighty mice" on the International Space Station could someday help astronauts maintain muscle and bone strength on interplanetary journeys.