Juno-I | Explorer 3
Small satellite launched into an eccentric orbit with a cosmic ray counter and a micrometeorite detector.
Mission Details
- Launch date: March 26, 1958 at 05:38 PM UTC
- Launch vehicle: Juno-I
- Operator: Army Ballistic Missile Agency
- Launch site: Cape Canaveral SFS, FL, USA
- Mission type: Earth Science