Apollo 15 15 separated from the booster, the S-IVB maneuvered away, and would impact the Moon about an hour after the crewed spacecraft entered lunar orbit, though due to an error the impact was away from the intended target. The booster's impact was detected by the seismometers left on the Moon by Apollo 12 and Apollo 14, providing useful scientific data. There was a malfunctioning light on the craft's service propulsion system (SPS); after considerable troubleshooting, the astronauts did a test burn of the system that also served as a midcourse correction. This occurred about 028:40:00 into the mission. Fearing that the
Apollo Lunar Module the "Aquarius" and the Command Module "Odyssey". The development and construction of the lunar module is dramatized in the miniseries "From the Earth to the Moon" episode entitled "Spider". This is in reference to LM-3, used on Apollo 9, which the crew named "Spider" after its spidery appearance. The unused LM-13 stood in during the teleplay to depict LM-3 and LM-5, "Eagle", used by Apollo 11. Apollo Lunar Module The Apollo Lunar Module, or simply lunar module (LM, pronounced "Lem"), originally designated the lunar excursion module (LEM), was the spacecraft which was flown to and landed on the Moon. The