Vanguard I Satellite

The Vanguard I Satellite was powered by photovoltaic cells and launched on March.17, 1958 by the U.S. Signal Corps. The satellite power system operated for eight years.

      March 17, 1958
      Vanguard I
      US Military

Additional Information:

  • Vanguard 1 – Wikipedia
    Vanguard 1 (ID: 1958-Beta 2) is an American satellite that was the fourth artificial Earth orbital satellite to be successfully launched Vanguard 1 was the first …
  • Project Vanguard – Wikipedia
    Project Vanguard was a program managed by the United States Naval Research Laboratory (NRL), which intended to launch the first artificial satellite into Earth …
  • Vanguard 1 – the NSSDCA – NASA
    Vanguard 1 (1958 Beta 2) was a small Earth-orbiting satellite designed to test the launch capabilities of a three-stage launch vehicle and the effects of the environment on a satellite and its systems in Earth orbit. It also was used to obtain geodetic measurements through orbit analysis.
  • Vanguard Satellite, 1958 | NASA
    Mar 17, 2015 – Vanguard 1, the world’s first solar-powered satellite, launched on St. Patrick’s Day (March 17) 1958.
  • 60 years in orbit for ‘grapefruit satellite’ – the oldest human …
    Mar 21, 2018 – When Vanguard 1 – the “grapefruit satellite” – was launched in 1958, its only companions were Explorer 1 and Sputnik 2. Soon it may have …

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