Alan Shepard explosion caused the moon landing to be aborted and nearly resulted in the loss of the crew. It became a joke between Shepard and Lovell, who would offer to give Shepard back the mission each time they bumped into each other. The failure of Apollo 13 delayed Apollo 14 until 1971 so that modifications could be made to the spacecraft. The target of the Apollo 14 mission was switched to the Fra Mauro formation, the intended destination of Apollo 13. Shepard made his second space flight as Commander of Apollo 14 from January 31 to February 9, 1971. It was
Apollo Lunar Module 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 lander spacecraft were built for the US Apollo program by Grumman Aircraft. The lunar module, consisting of a descent stage and an ascent stage, was ferried from the Earth to the Moon attached to the Apollo spacecraft command and service module (CSM), approximately twice its mass. The ascent stage carried a crew of two who flew the spacecraft from lunar orbit to the surface and later