Two NASA astronauts have completed a nearly six hour long spacewalk to maintenance and upgrades on the International Space ...

The first spacewalk was conducted in 1965, by Russian cosmonaut Alexey Leonov. Nearly 20 years later, cosmonaut Svetlana ...

NASA astronauts Anne McClain and Nichole Ayers made headlines as they stepped out of the International Space Station for a ...

President Donald Trump on Monday celebrated National Astronaut Day on the 64th anniversary of Alan Shepard becoming the first ...

Two astronauts will exit the International Space Station for NASA's 93rd spacewalk.Astronauts Anne McClain and Nichole Ayers ...

Jared Isaacman, who has worked with Elon Musk, won approval from a key committee and is expected to clear a full Senate vote.

Two of the astronauts, Cai and Song, conducted a nine-hour space walk, the world's longest, during their mission, the Manned Space Agency said. China built its own space station after it was ...

It's been more than six decades since Alan Shepard launched on his famous suborbital flight. What would think of the U.S. space program today?

The auction house also sold a gold Omega Speedmaster that belonged to Apollo 14 astronaut Edgar Mitchell for $142,664. Though ...

Two of the astronauts, Cai and Song, conducted a nine-hour space walk, the world's longest, during their mission, the Manned Space Agency said. China built its own space station after it was ...