Apollo 9 Lunar Module "Spider" in Earth OrbitNASA
View of the Apollo 9 Lunar Module "Spider" in a lunar landing configuration photographed by Command Module pilot David Scott inside the Command/Service Module "Gumdrop" on the fifth day of the Apollo 9 earth-orbital mission. The landing gear on "Spider" has been deployed. lunar surface probes (sensors) extend out from the landing gear foot pads. Inside the "Spider" were astronauts James A. McDivitt, Apollo 9 Commander; and Russell L. Schweickart, Lunar Module pilot.