Vanguard
FailureVanguard · US Navy
Launch time (NET)
Monday, Jun 22, 1959, 20:16 UTC
Launch window
Monday, Jun 22, 1959, 20:16 UTC – Monday, Jun 22, 1959, 20:16 UTC
Provider
US Navy
Rocket
Launch pad
Launch Complex 18A, Cape Canaveral SFS, FL, USA · Open map
Status
Failure
Either the launch vehicle did not reach orbit, or the payload(s) failed to separate.
Mission
Vanguard
Type
Earth Science
Orbit
Low Earth Orbit (LEO)
Vanguard is a scientific satellite to measure the Earth's magnetic field, solar X-ray radiation and its effects on the Earth's atmosphere and the near-Earth micrometeoroid environment.
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