Date: 24 Aug 1958, 06:17 am UTC
Rocket: Juno-I (Redstone)
Provider: Army Ballistic Missile Agency
Type: Earth Science
Orbit: Medium Earth Orbit
Pad: Launch Complex 5, Cape Canaveral SFS, FL, USA
Explorer 5 was a US satellite designed to study the van allen radiation belts, however, the launch failed after the first stage collided with the second stage.