The USSR was the first to accomplish many achievements in space
exploration, including one that mourns the loss of one of their
cosmonauts. In this article, you will encounter the men who
participated in the first dual mission for the United States, as
well as the first walk in space completed by Americans. First
U.S. Mission with Two Men Before John Young and Virgil "Gus"
Grissom from the United States traveled into space, only single-
man missions existed for the Americans. Young and Grissom became
the first to complete a two-man mission, as they traveled aboard
the Gemini 3 spacecraft. This mission took place on March 23,
1865. In addition to being an astronaut, John Young was also a
test pilot, naval officer, and aeronautical engineer who later
became the ninth person to walk on the Moon when he commanded
the Apollo 16 mission in 1972. Young retired from NASA in 2004.
Gus Grissom was one of the original NASA Project Mercury
astronauts, as well as a pilot for the United States Air Force.
He became the secon