Small satellite similar to Explorer 1. It failed to reach orbit due to a fourth stage failure. March 5, 1958 at 18:27 UTC · Launch Failure Juno-I — Army Ballistic Missile Agency, to Low Earth Orbit Launch Complex 26A, Cape Canaveral SFS, FL, USA The world's 6th orbital launch attempt, and 3rd of 1958. Data: Launch Library 2, The Space Devs. Image by NASA (NASA Image and Media Guidelines) via The Space Devs.