Loren ActonStatus: Retired 3/7/1936 – Nationality: American Type: Payload Specialist First Flight: 7/29/1985 Last Flight: 7/29/1985Loren Wilber Acton (born March 7, 1936) is an American physicist who flew on Space Shuttle mission STS-51-F as a Payload Specialist for the Lockheed Palo Alto Research Laboratory.LaunchesSpace Shuttle Challenger / OV-099 | STS-51-FLockheed MartinType: Commercial Abbreviation: LMTFounded: 1953 Launchers: Titan | Agena Spacecraft: Hubble | JUNO | InSight Country: USALockheed Martin’s Space Division started in the production of missiles and later ICBM’s in the 1950s. Their TITAN missile system was used for 12 Gemini spacecraft and the Voyager probes. They have worked largely in collaboration with NASA on many of their probes, landers, and spacecraft, and hope to play a key role in NASA’s return to the moon in 2024.