/
Launch Success
Liftoff Time (GMT)
14:04:00
Wednesday September 13, 1961
Watch Replay
24/7 Coverage
Mercury-Atlas 4 was an unmanned spaceflight of the Mercury program. It was launched on September 13, 1961 at 14:09 UTC from Launch Complex 14 at Cape Canaveral, Florida. A Crewman Simulator instrument package was aboard. The craft orbited the Earth once.
Low Earth Orbit
1 Payload
5th
Mission
3rd
Mission of 1961
34th
Orbital launch attempt