Skip to content

MARS Associates

For Retirees of LM, ULA, and Legacy Companies

  • Home
  • About
    • About us
    • Officers & Directors
    • Policy Documents
    • MARS Overview
    • Website Team
  • Benefits
    • Overview
    • Dental Plans
    • Vision Plans
    • Hearing Aids
    • Medicare 101
    • VIA Benefits
    • MARS Local Discounts
    • LM Corporate Discounts – Effective 9/11/2023
  • Events
    • Calendar
    • Full Year Calendar
    • Special Activities
      • Special Event Planning Steps
    • Event Photos
  • Membership
    • Membership Renewal
    • New Member Application
    • Member Contact
    • Volunteer
    • MARS Logo Store
  • Clubs
    • Overview
    • Bridge Club
    • Car Club
    • Dinner Club
    • Golf Club
    • Hiking Club
    • Photography Club
    • LM Clubs & Leagues
  • Communications
    • MARS STAR
      • Archive
    • In Memoriam
    • What to do when your loved one dies
    • Subscribe / Unsubscribe from MARS Email Lists
  • History
    • On This Day
    • MARS Moments
    • Brief History of LM Denver
    • Martin Marietta Archives
  • Toggle search form

On this day – April 15

Posted on April 15, 2023April 14, 2023 By Barb Sande

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

The earliest event was in 1892 (not a typo), the latest event was in 2011

Human Spaceflight:

1959 – Army Ordnance Missile Command recommended using a Martin Titan for the second stage of the Saturn rocket, in correspondence sent to ARPA

1964 – Gemini Program Management Panel remained optimistic that the Titan II/Gemini program would have its first launch later in that same year

1966 – A Lockheed proposal was submitted to NASA to evaluate launching payloads in space using Agena stages from the Apollo Applications Platform

Military and Classified Programs:

1960 – LAUNCH: Classified mission, Thor/Lockheed Agena A, SLC1E, VAFB

1969 – LAUNCH: Classified mission, MM Titan IIIB, SLC4W, VAFB

1970 – LAUNCH: Classified mission, MM Titan 23B, SLC4W, VAFB

1983 – LAUNCH: Classified mission, MM TItan 24B, SLC4W, VAFB

2011 – LAUNCH: USA 229, ULA Atlas V 411, SLC3E, VAFB

Exploration and Interplanetary Programs:

NONE

Earth-Monitoring and Civil Weather Satellite programs:

1999 – LAUNCH: LM Landsat 7, Delta 7920-10, SLC2W, VAFB

Commercial Programs:

NONE

Test, ICBM, FBM programs:

1965 – The last MM Titan I was removed from its silo, Lowry AFB, Colorado

1988 – LAUNCH (4): Lockheed Trident C4, SSBN658, ETR

1991 – LAUNCH: Lockheed Trident D5, SSBN736, ETR

Other:

1892 – General Electric company is founded

The photos today are of the launch of Landsat 7, a photo of the spacecraft being processed and an example of earth monitoring data from this spacecraft, which was finally decommissioned in 2022. 

Launch of Landsat 7 by Delta 7920-10 in 1999. Photo Credit: NASA
LANDSAT2A (Landsat 7) in process. Photo credit: Lockheed Martin
Sample of Landsat 7 imaging (Washington DC area). Photo Credit: NASA

On This Day

Post navigation

Previous Post: On this day – April 14
Next Post: On this day – April 16

Related Posts

  • On this day – October 26 On This Day
  • On this day – November 3 On This Day
  • On this day – September 11 On This Day
  • On this day – October 1 On This Day
  • On this day – June 20 On This Day
  • On this day – August 9 On This Day

More Related Articles

On this day – September 6 On This Day
On this day – May 13 On This Day
On this day – May 6 On This Day
On this day – February 25 On This Day
On this day – August 28 On This Day
On this day – March 24 On This Day

About us

MARS Associates
PO Box 1128
Littleton, CO 80160-1128

Suggestion Box

Find us on Facebook

Copyright © 2023 MARS Associates