Bid now on The Command Module America before docking with the LM Challenger in lunar orbit Apollo 17, December 7-19 by NASA. View a wide Variety of artworks by NASA, now available for sale on artnet ...

Airesearch Summary The lithium hydroxide canister was designed as a replaceable filter for the command module's environmental control unit (ECU). The ECU provided cooling, water and breathable oxygen ...

Photo: NASA An excellent view of the Apollo 17 Command and Service Modules (CSM) photographed from the Lunar Module (LM) “Challenger” during rendezvous and docking maneuvers in lunar orbit.

Leading up to the historic 1969 Apollo 11 mission, ABC News built a mock Apollo command module to give viewers an inside look at how astronauts would travel to the lunar surface.