Apollo 15 Mission image - Scientific Instrument Module (SIM) bay on the Commander Service Module (CSM)

AS15-88-11968 (2 Aug. 1971) --- A view of the Apollo 15 Command and Service Modules (CSM) in lunar orbit as photographed from the Lunar Module (LM) "Falcon" just after rendezvous. The lunar features below are located on the east side of the Sea of Tranquility. While astronauts David R. Scott, commander; and James B. Irwin, lunar module pilot, descended in the LM to explore the moon, astronaut Alfred M. Worden, command module pilot, remained with the CSM in lunar orbit.