Back to Launches
Explorer 4
Launch SuccessfulLaunch Details
Date: 26 July 1958, 03:00 pm UTC
Rocket: Juno-I (Redstone)
Provider: Army Ballistic Missile Agency
Mission
Type: Earth Science
Orbit: Medium Earth Orbit
Pad: Launch Complex 5, Cape Canaveral SFS, FL, USA
Mission Description
An American satellite in order to study the Van Allen radiation belts and the effects of nuclear explosions upon these belts.