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On this day – May 20

Posted on May 20, 2023May 10, 2023 By Barb Sande

The events on this day in history for our heritage companies are noted below:

The earliest event was in 1960, the latest event was in 2015

Human Spaceflight:

NONE

Military and Classified Programs:

1970 – LAUNCH: Classified mission, Thor SLV-2H/Lockheed Agena D, SLC3W, VAFB

1972 – LAUNCH FAILURE: Classified mission, MM Titan 24B, SLC4W, VAFB

1975 – LAUNCH FAILURE: DSCS II-05, 06, MM Titan IIIC, LC40, CCAFS – Transtage attitude control lost

2015 – LAUNCH: USA-261/Cubesats, ULA Atlas V 501, LC41, CCAFS

Exploration and Interplanetary Programs:

1978 – LAUNCH: Pioneer Venus Orbiter, GD Atlas SLV-3D/Centaur, LC36A, CCAFS

Earth-Monitoring and Civil Weather Satellite programs:

1965 – LAUNCH: RCA DSMP Block 4A F3, Thor Burner 1, SLC10W, VAFB

2005 – LAUNCH: LM NOAA-18 (N), Delta 7320-10C, SLC2W, VAFB

Commercial Programs:

1999 – LAUNCH: LM Nimiq-1, Proton-K/DM-2M, LC81/23, Baikonur, Kazakhstan

Test, ICBM, FBM programs:

1960 – LAUNCH: GD Atlas D, LC12, CCAFS

1969 – LAUNCH: MM Titan II VAFB 395-B

1986 – LAUNCH: Lockheed Poseidon C3, SSBN659, ETR

Other:

NONE

The photo today is of the Atlas SLV-3D/Centaur on the pad just before the launch of Pioneer Venus Orbiter in 1978. 

Pioneer Venus awaits liftoff on Atlas/Centaur in 1978. Photo Credit: NASA

On This Day

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