Proton | TKS-VA 3 & 4
Soviet Space Program · Proton-K · 81/24 (81P), Baikonur Cosmodrome, Republic of Kazakhstan
Soviet Space Program's 1,141st launch · 61st this year · humanity's 1,991st orbital launch attempt
August 4, 1977Add to calendar
Failure
Either the launch vehicle did not reach orbit, or the payload(s) failed to separate.
Window: Aug 4, 22:00 – Aug 4, 22:00 UTC
Flight preview
TKS-VA 3 & 4
Reentry capsule of the TKS spacecraft
Test Flight · Low Earth Orbit (LEO)
Booster
No booster details available.
Watch
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