ATS 2 (Applications Technology Satellite) was a medium altitude, gravity-gradient-stabilized spacecraft designed to test new concepts in spacecraft design, propulsion, and stabilization, take high-quality cloudcover pictures, provide in situ measurements of the aerospace environment, and test improved communication systems.

Mission type: Earth Science · Orbit: Medium Earth Orbit

Rocket: Atlas SLV-3 Agena D · Provider: United States Air Force