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On this day – September 20

Posted on September 20, 2024August 24, 2024 By Barb Sande

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

The earliest event was in 1966, the latest event was in 2012

Three milestone events (5 to 65+ years ago)

Human Spaceflight:

1989 – SLC-6 at VAFB mothballed (cancellation of Blue shuttle modifications) – MILESTONE: 35 years ago

1992 – LANDING: STS-47 (Endeavour), KSC

1994 – LANDING: STS-64 (Discovery), Edwards AFB – MILESTONE: 30 years ago

2000 – LANDING: STS-106 (Atlantis), KSC

Military and Classified Programs:

1966 – LAUNCH: Lockheed Corona 112, Thor SLV-2A/Lockheed Agena D, SLC3W, VAFB

2012 – LM marks 50th anniversary of DMSP program

Exploration and Interplanetary Programs:

1966 – LAUNCH: Surveyor 2, GD Atlas/Centaur D, LC36A, CCAFS – Surveyor unsuccessful

1979 – LAUNCH: HEAO 3, GD Atlas SLV-3D/Centaur, LC36B, CCAFS – High Energy Astronomical Observatory – MILESTONE: 45 years ago

Earth-Monitoring and Civil Weather Satellite programs:

NONE

Commercial Programs:

NONE

Test, ICBM, FBM programs:

1966 – LAUNCH (2): Lockheed Polaris A2, SSBN624, ETR

1978 – LAUNCH: Lockheed Polaris A3, SSBN598, ETR

Other:

1971 – MM Mark IV Monorail enters service – Walt Disney World (Blue)

The photo today is the landing of STS-47 (Endeavour) at KSC in 1992. Photo Credit: NASA

September 20 – STS-47 landing. Photo Credit: NASA.
On This Day

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