Soviet Space ProgramEnergiya250, Baikonur Cosmodrome, Republic of Kazakhstan
Energiya | Polyus
Launch window
No countdown — this launch time is not yet known to the minute.May 15, 1987Add to calendar
Launch Failure
Image: Sayanesy
Soviet Space Program's 2,088th launch · 38th this year · humanity's 3,185th orbital launch attempt
Either the launch vehicle did not reach orbit, or the payload(s) failed to separate.
Window: May 15, 17:30 – May 15, 17:30 UTC
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Polyus
Satellite used to test technologies for the Skif-D SDI program
Government/Top Secret · Low Earth Orbit (LEO)
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