← All launches
Launch SuccessfulUnited States Air Force
Delta 5920-8: COBE
Cosmology research satellite
Saturday, 18 November 1989
Mission Data
🇺🇸United States Air ForceEst. 1947
Launch VehicleDelta 5920-8
Vehicle FamilyDelta
Vehicle Record1 of 1 launches (100%)
Provider TypeGovernment
Agency Record972 successes / 106 failures (90%)
Success Streak68 consecutive
Mission TypeAstrophysics
Target OrbitLow Earth Orbit
Launch PadSpace Launch Complex 2W
Location🇺🇸 Vandenberg SFB, CA, USA USA
Orbital Launches This Year#90
Agency Launches This Year#12
Launches From This Pad99
Launches From This Site923
Status Note
The launch vehicle successfully inserted its payload(s) into the target orbit(s).
About Delta 5920-8
The Delta 5000 series was an American expendable launch system which was used to conduct an orbital launch in 1989. It was a member of the Delta family of rockets. Although several variants were put forward, only the Delta 5920 was launched.
Launch Site
Space Launch Complex 2W · 34.7556°N 120.6224°W
Launch data from Launch Library 2 by The Space Devs.