The longest spacewalk ever by American astronauts took place in 2001 and lasted almost nine hours. Do you know how long the very first U.S. spacewalk lasted? | NASA's Johnson Space Center

'Suit Up': NASA Celebrates 50th Anniversary of First U.S. Spacewalk

Musk delays Spacex Starship Flight 12 again, now maybe mid-May

Astronauts perform critical maintenance during a spacewalk outside the International Space Station, with Earth stretching endlessly 250 kilometers below. This breathtaking view of our blue planet highlights both the beauty and fragility of Earth, reminding us how small we are in the vast universe. Every spacewalk is a moment of courage, precision, and human achievement beyond our world. Watch this incredible moment as science, technology, and exploration come together above our planet. #ISS #Spa

Former Russian cosmonaut Alexey Leonov relived the highlights of the spacewalk he conducted 50 years ago – the first spacewalk in history. Leonov, who is now 80 years old, stepped out of his Voskhod 2 spacecraft on March 18, 1965 for a 12-minute spacewalk to test his spacesuit and maneuverability. | NASA's Johnson Space Center