When NASA sent Neil Armstrong and Buzz Aldrin to the Moon, it put the best of American science and engineering to the test.
Whether helping astronauts enter Earth orbit, walk on the moon, pilot a space shuttle, or travel to Mars, space suits must serve several vital functions: provide oxygen, control temperature ...
On 18 March 1965 Soviet cosmonaut Alexei Leonov became the first person to leave a space capsule and, tethered to it, float freely in orbit – to space-walk. He was pilot of the Voskhod 2 mission ...