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. They had the important mission of accomplishing mankind’s first spacewalk ...

NASA astronauts to venture into the void on a historic day

NASA is preparing to conduct its first spacewalk at the International Space Station (ISS) in nearly a year, ending an ...
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First human to walk in space, Cosmonaut Alexei Leonov, has died

The world's first spacewalker, Russian cosmonaut Alexei Leonov, has died at the age of 85. NASA announced Leonov's death Friday morning as astronauts Andrew Morgan and Christina Koch emerged from the ...