Redstone MRLV | Mercury-Redstone 4

Mercury-Redstone 4 was the second United States human spaceflight, on July 21, 1961. The suborbital Project Mercury flight was launched with a Mercury-Redstone Launch Vehicle, MRLV-8. The spacecraft, Mercury capsule #11, was nicknamed the Liberty Bell 7, and it was piloted by the astronaut Virgil "Gus" Grissom.

Mission Details

  • Launch date: July 21, 1961 at 12:20 PM UTC
  • Launch vehicle: Redstone
  • Operator: National Aeronautics and Space Administration
  • Launch site: Cape Canaveral SFS, FL, USA
  • Mission type: Human Exploration