Titan IV: Difference between revisions - Wikipedia
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Line 180: ====Proposed aluminum-lithium tanks==== In the early 1980s, [[General Dynamics]] developed a plan to assemble a lunar landing spacecraft in-orbit. A Space Shuttle would lift a [[Apollo Lunar Module|Lunar Module]] into orbit and then a Titan IV rocket would launch with an [[Project Apollo|Apollo]]-type [[Service module|Service Module]] to rendezvous and dock. The plan required upgrading the Space Shuttle and Titan IV to use lighter [[aluminium-lithium alloy]] propellant tanks.<ref>{{Cite web|url=http://www.astronautix.com/e/earlylunaraccess.html|archive-url=https://web.archive.org/web/20160820151430/http://www.astronautix.com/e/earlylunaraccess.html|url-status=dead|archive-date=August 20, 2016|title=Early Lunar Access|website=www.astronautix.com}}</ref> The plan never came to fruition, but in the 1990s the Shuttle was converted to aluminum-lithium tanks to rendezvous with the highly inclined orbit of the Russian [[Mir]] [[Space station|Space Station]].<ref>{{cite web|title=Super Lightweight External Tank|url=https://www.nasa.gov/sites/default/files/113020main_shuttle_lightweight.pdf == Type identification == | |||