S69-41359 (10 Aug. 1969) --- Astronauts Michael Collins (left) and Edwin E. Aldrin Jr., are greeted by Dr. Robert R. Gilruth, director, Manned Spacecraft Center (MSC), and others upon their release from quarantine. The Apollo 11 crew left the Crew Reception Area (CRA) of the Lunar Receiving Laboratory (LRL) at 9 p.m., Aug. 10, 1969. While astronauts Neil A. Armstrong, commander, and Aldrin, lunar module pilot, descended in the Lunar Module (LM) "Eagle" to explore the Sea of Tranquility region of the moon, astronaut Collins, command module pilot, remained with the Command and Service Modules (CSM) "Columbia" in lunar orbit.