Program archive
Geophysics is explored here through 12 archived missions, from OGO-1 through ISEE-3, with the program’s spacecraft, people, milestones, and source-backed history connected along the way.
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Choose a path through the Geophysics archive.
12 mission-specific spacecraft and test articles, plus 0 launch systems and shared hardware records.
ISEE-1 spacecraft was a about 1,000 pounds (450 kilograms) observatory operated by NASA with European Space Agency partnership.
ISEE-2 spacecraft was a about 360 pounds (165 kilograms) observatory operated by European Space Agency with NASA ground and science partnership.
ISEE-3 spacecraft was a about 1,000 pounds (450 kilograms) observatory operated by NASA with European Space Agency partnership.
OGO-1 spacecraft was a about 1,100 pounds (500 kilograms), varying by mission observatory operated by NASA Goddard Space Flight Center with university and federal laboratory investigators.
OGO-2 spacecraft was a about 1,100 pounds (500 kilograms), varying by mission observatory operated by NASA Goddard Space Flight Center with university and federal laboratory investigators.
OGO-3 spacecraft was a about 1,100 pounds (500 kilograms), varying by mission observatory operated by NASA Goddard Space Flight Center with university and federal laboratory investigators.
OGO-4 spacecraft was a about 1,100 pounds (500 kilograms), varying by mission observatory operated by NASA Goddard Space Flight Center with university and federal laboratory investigators.
OGO-5 spacecraft was a about 1,100 pounds (500 kilograms), varying by mission observatory operated by NASA Goddard Space Flight Center with university and federal laboratory investigators.
OGO-6 spacecraft was a about 1,100 pounds (500 kilograms), varying by mission observatory operated by NASA Goddard Space Flight Center with university and federal laboratory investigators.
Pegasus 1 spacecraft was a about 23,000 pounds (10,500 kilograms) including the instrumented structure observatory operated by NASA Marshall Space Flight Center and Langley Research Center.
Pegasus 2 spacecraft was a about 23,000 pounds (10,500 kilograms) including the instrumented structure observatory operated by NASA Marshall Space Flight Center and Langley Research Center.
Pegasus 3 spacecraft was a about 23,000 pounds (10,500 kilograms) including the instrumented structure observatory operated by NASA Marshall Space Flight Center and Langley Research Center.