Tag Archives: Tranquility Base

20 July 1969, 20:17:39 UTC, T + 102:45:39.9

Apollo 11 LM -5, Eagle, just after separation from the Command/Service Module in Lunar Orbit, 20 July 1969. (Michael Collins/NASA)

102:45:25 Aldrin: Four forward. Four forward. Drifting to the right a little. Twenty feet, down a half.

102:45:31 Duke: Thirty seconds (until the ‘Bingo’ call).

102:45:32 Aldrin: Drifting forward just a little bit; that’s good.


102:45:40 Aldrin: Contact Light.

102:45:43 Armstrong: Shutdown.

102:45:44 Aldrin: Okay. Engine Stop.

102:45:45 Aldrin: ACA out of Detent.

102:45:46 Armstrong: Out of Detent. Auto.

102:45:47 Aldrin: Mode Control, both Auto. Descent Engine Command Override, Off. Engine Arm, Off. Four-thirteen is in.

102:45:57 Duke: We copy you down, Eagle.

102:45:58 Armstrong: Engine arm is off. (Pause) Houston, Tranquility Base here. The Eagle has landed.

The shadow of the LM Eagle cast on the lunar surface at Mare Tranquillitatis, 20 July 1969. The hills are raised portions of the rim of a 200 meter crater and are about 200 meters from the LM. (Edwin Eugene Aldrin, Jr./NASA)

© 2018, Bryan R. Swopes