Human Spaceflight

NASA astronaut Jonny Kim is leaving the space agency to continue his military career. Kim, who's also a medical doctor, completed one spaceflight during his NASA career.

ESA astronaut Sophie Adenot and NASA astronaut Anil Menon complete a spacewalk on Aug. 18, 2026.

On this day in space! Aug. 22, 1963: U.S. Air Force Captain Joe Walker flew an X-15 rocket plane higher than any pilot had ever flown before.

A pen-sized apparatus called a "laundry gun" could sterilize astronauts' clothes in space.

Spaceflight can do strange things to the human body — including making it harder for astronauts to poop.

On this day in space Aug. 16, 1963: NASA's M2-F1 aircraft prototype makes its first glide flight.

"We can build something on our land. Something that will annoy Elon Musk. A grand monument to make him wonder, for a brief moment, 'Wait, am I a sad little b---- with no friends?'"

With four launches and nine spacewalks under his belt, Fincke leaves NASA as the fourth-most-flown astronaut at the space agency.

NASA astronaut Chris Williams and two Russian cosmonauts returned to Earth from the International Space Station early Sunday morning (July 26).

"We have to do what we can to ensure that the country makes it through the challenges that we're dealing with here, and that is the message that we're going to be taking to colleges and universities."