Institute of Space and Astronautical ScienceMu-3HMu Center, Uchinoura Space Center, Japan
Mu-3H | Kyokko
Launch window
No countdown — this launch time is not yet known to the minute.February 4, 1978Add to calendar
Launch Successful
Institute of Space and Astronautical Science's 14th launch · 1st this year · humanity's 2,059th orbital launch attempt
The launch vehicle successfully inserted its payload(s) into the target orbit(s).
Window: Feb 4, 07:00 – Feb 4, 07:00 UTC
Flight preview
Kyokko
Japanese magnetospheric research satellite
Earth Science · Elliptical Orbit (Elliptical)
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