US NavyVanguardLaunch Complex 18A, Cape Canaveral SFS, FL, USA
Vanguard | Vanguard
Launch window
No countdown — this launch time is not yet known to the minute.September 26, 1958Add to calendar
Launch Failure
Image: NASA
US Navy's 13th launch · 12th this year · humanity's 24th orbital launch attempt
Either the launch vehicle did not reach orbit, or the payload(s) failed to separate.
Window: Sep 26, 15:38 – Sep 26, 15:38 UTC
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Vanguard
Vanguard was an American satellite and the fourth artificial Earth orbital satellite to be launched. It was the first satellite to have solar electric power.
Earth Science · Medium Earth Orbit (MEO)
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