The First Spacewalk Could Have Ended in Tragedy for Alexei Leonov. Here’s What Went Wrong

On March 18, 1965, the Soviet spacecraft Voshkod-2 launched with two cosmonauts on board, Alexei Leonov and Pavel Belyayev.

How to watch NASA’s first spacewalk in nearly a year

Two NASA astronauts aboard the International Space Station (ISS) are about to climb into their spacesuits and enter the ...

What US never told you about first spacewalk: Soviet cosmonaut Alexei Leonov almost died in orbit

Behind the iconic images of a man floating above earth is a story full of danger, secrecy and Cold War rivalry, where even ...