OV2-1
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Orbiting Vehicle 2-1, the first satellite of the second series of the United States Air Force's Orbiting Vehicle program, was an American life science research satellite. Its purpose was to determine the extent of the threat posed to astronauts by the Van Allen radiation belts. Launched 15 October 1965, the mission resulted in failure when the upper stage of OV2-1's Titan IIIC booster broke up.
Image of Orbiting Vehicle (OV) 2-1
OV2-1 satellite diagram
OV2-1 with experiments labeled, one month before launch
Lift-off of the Titan IIIC rocket carrying OV2-1 and LCS-2 satellites
OV2-3
Videos
Orbiting Vehicle 2-3, the second satellite of the second series of the United States Air Force's Orbiting Vehicle program, was an American solar astronomy, geomagnetic and particle science research satellite. Launched 22 December 1965 along with three other satellites, the mission resulted in failure when the spacecraft failed to separate from the upper stage of its Titan IIIC.
An OV-2 satellite
Titan 3C launch 22 Dec 1965