National Astronaut Day

National Astronaut Day is an American commemorative day held on May 5 since 2017.[1] It commemorates the official completed human spaceflight per international sporting authorities (FAI), on May 5, 1961, piloted by astronaut Alan Shepard.[2]

References
  1. Wall, Mike. "Happy National Astronaut Day!". Space.com. Retrieved May 6, 2018.
  2. "National Astronaut Day Commemorates Launch of First American in Space". Tech Times. May 5, 2018. Retrieved May 7, 2018.
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