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On this day – December 7

Posted on December 7, 2024November 19, 2024 By Barb Sande

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

The earliest event was in 1959, the latest event was in 2021

Three milestone events (5 to 65+ years ago)

Human Spaceflight:

1972 – LAUNCH: Apollo 17, Saturn V, LC39A, KSC – Final Apollo mission to the moon with Gene Cernan, Harrison Schmitt, and Ron Evans

1996 – LANDING: STS-80 (Columbia), KSC

2002 – LANDING: STS-113 (Endeavour), KSC

Military and Classified Programs:

1960 – LAUNCH: Lockheed Discoverer 18, Thor/Lockheed Agena B, SLC1W, VAFB

1966 – LAUNCH: ATS-1, GD Atlas SLV-3/Lockheed Agena D, LC12, CCAFS – Applications technology

2016 – LAUNCH: WGS-8, ULA Delta 4M+(5,4), LC37B, CCAFS

2021 – LAUNCH: STPSat-6, LDPE-1 ULA Atlas V 551, LC41, CCSFS – Space Force technology demonstrations

Exploration and Interplanetary Programs:

1968 – LAUNCH: OAO-2, GD Atlas SLV-3C/Centaur, LC36B, CCAFS – Astronomical observatory

1995 – Jupiter atmospheric module released from Galileo spacecraft intended for entry into the Jovian atmosphere.  Martin Marietta provided three of the instruments in this probe (built by Hughes Aerospace).  See details below:

Earth-Monitoring and Civil Weather Satellite programs:

NONE

Commercial Programs:

1979 – LAUNCH: RCA Satcom 3, Delta 3914, LC17A, CCAFS – MILESTONE: 45 years ago

1991 – LAUNCH: Eutelsat II F3, GD Atlas II, LC36B, CCAFS

Test, ICBM, FBM programs:

1959 – LAUNCH: Lockheed Polaris A1, LC29A, CCAFS – MILESTONE: 65 years ago

1961 – LAUNCH: GD Atlas D, 576-B3, VAFB

1962 – 556th squadron of GD Atlas F ICBMs transferred to SAC, Plattsburgh AFB, New York – Completed Atlas activations

1985 – LAUNCH: Lockheed Trident C-4, SSBN 657, ETR

1994 – LAUNCH (2): Lockheed Trident C-4, SSBN730, ETR – MILESTONE: 30 years ago

1995 – LAUNCH: LM Trident D-5, SSBN741, ETR

Other:

NONE

The photos today are from two missions:  

First, there is the launch of the last Apollo lunar landing mission, Apollo 17,  the crew (Commander Gene Cernan, LM Pilot Harrison “Jack” Schmitt and CM Pilot Ron Evans), and the famous “blue marble” photo of Earth. 

Second, there is a diagram of the atmospheric probe from the Galileo mission that was released from the main spacecraft.  Martin Marietta build these three instruments for the probe (Hughes Aircraft company had primary responsibility). 

  1. Galileo Probe Atmospheric Structure Instrument (ASI) – Measured temperature, pressure and deceleration.  Principal investigators: Ames Research Center and San Jose State.
  2. Galileo Probe Nephelometer (NEP) instrument – Determined cloud locations and did cloud particle observations.  Principal investigators:  Ames Research Center and San Jose State.
  3. Galileo Probe Net-flux Radiometer (NFR) instrument – Measured the difference between upward and downward radiant flux at each altitude.  Principal investigator: University of Wisconsin.
December 7 – Launch of Apollo 17. Photo Credit: NASA.
December 7 – Crew of Apollo 17 (Harrison Schmitt, Ron Evans, Gene Cernan (seated)). Photo Credit: NASA.
December 7 – Blue Marble photo of Earth from Apollo 17. Photo Credit: NASA.
December 7 – Diagram of Galileo Atmospheric Probe. Image credit: NASA.
On This Day

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