On June 3, 1965, NASA astronaut Ed White became the first American to walk in space. [‘On This Day in Space’ Video Series on ...

The Polaris Dawn crew Jared Isaacman, Scott "Kidd" Poteet, Sarah Gillis and Anna Menon explain the experiments conducted ...

Ed White’s 1965 spacewalk, Tiananmen Square, Edward VIII’s abdication-era wedding, and more key global moments.

Two cosmonauts returned safely to the International Space Station (ISS) on Wednesday after a meticulously planned spacewalk ...

On Wednesday, the Russian space agency (commonly known as Roscosmos) streamed a 5-hour spacewalk on the exterior of the ...

Two cosmonauts will venture into the void today (May 27), and you can watch the action live. Sergey Kud-Sverchkov and Sergei ...

Polaris Dawn commander Jared Isaacman emerges from the Crew Dragon spacecraft on a Sept. 12 spacewalk. Credit: SpaceX webcast WASHINGTON — Astronauts on the Polaris Dawn mission conducted the first ...

Starliner astronauts Sunita Williams and Barry "Butch" Wilmore took a stroll outside the International Space Station on Thursday, marking their 239th day in orbit by carrying out a task originally ...

Russian cosmonauts Sergey Kud-Sverchkov and Sergei Mikaev worked to install and retrieve science experiments while on a spacewalk outside the ISS on May 27.

Sergey Kud-Sverchkov and Sergei Mikaev install tech to track solar flares and recover experiments in a 6-hour ISS mission.

CAPE CANAVERAL, Fla. (AP) — A tech billionaire popped out from a SpaceX capsule hundreds of miles above Earth and performed the first private spacewalk Thursday, a high-risk endeavor once reserved for ...

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