micrometeorite erosion gauge

  • 1Explorer 1 — Explorer 1, 1958. Caractéristiques Organisation Army Ballistic Missile Agency …

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  • 2Explorer I — Explorer 1 Explorer 1 Explorer 1, 1958. Caractéristiques Organisation Army Ballistic Missile Agency (ABMA) et Jet …

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  • 3Vanguard 3 — or Vanguard III was launched by a Vanguard rocket on Sep. 18, 1959, the third successful Vanguard launch out of eleven attempts. Mission ObjectivesThe satellite was launched from the Eastern Test Range into a geocentric orbit. The objectives of… …

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