Space Shuttle Endeavour OV-105 – Lockheed Martin Space Operations Family: Space Shuttle meters Length: 38.1 meters Diameter: 8.4 meters Launch Mass: 2040 Low Earth Orbit Capacity: 24400 The Space Shuttle Endeavour OV-105 was manufactured by Lockheed Martin Space Operations with the first launch on 1992-05-07. Space Shuttle Endeavour OV-105 has 25 successful launches and 0 failed launches with a total of 25 launches. Space Shuttle Endeavour (Orbiter Vehicle Designation: OV-105) is a retired orbiter from NASA’s Space Shuttle program and the fifth and final operational Shuttle built. The United States Congress approved the construction of Endeavour in 1987 to replace Challenger, which was destroyed in 1986. Structural spares built during the construction of Discovery and Atlantis were used in its assembly. NASA chose, on cost grounds, to build Endeavour from spares rather than refitting Enterprise or accepting a Rockwell International proposal to build two Shuttles for the price of one. Manufacturer Lockheed Martin Space Operations is a Commercial USA entity that was founded in and is administered by . Lockheed Martin Space Operations has 25 successful launches and 0 failed launches with a total of 25 launches.