Tag: Delta

Agena Upper Stage for the “Discoverer Program” – Early1960’s USAF Film

When the United States Air Force began its space reconnaissance programs in the 1960’s, it needed a way to stabilize its camera and signal interception payloads on orbit. Under normal circumstances of the day, satellites were either spin stabilized, or left to drift along on their orbit, maybe, if things were working right, the satellite […]