Thor Delta L | HEOS 2

HEOS 2 was a spin-stabilized spacecraft with a highly eccentric orbit whose apogee occurred at high latitude. Its primary scientific mission was the investigation of interplanetary space and the high-latitude magnetosphere and its boundary in the region around the northern neutral point.

Mission type: Astrophysics · Orbit: Elliptical Orbit

Rocket: Thor Delta L · Provider: United States Air Force