Status
Success
Rocket
Mission Details
Explorer 1
Explorer 1 was the first spacecraft to detect the Van Allen radiation belt, returning data until its batteries were exhausted after nearly four months. It remained in orbit until 1970 and has been followed by more than 90 scientific spacecraft in the Explorer series.
Payloads: 1
Total Mass: 13.0 kg
Medium Earth Orbit
Location
LC-26A, Cape Canaveral SFS, Florida, USA
Stats
1958
1st orbital launch attempt
Juno I
1st mission
1st mission of 1958
1st successful mission