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 20 hoax The hoaxer apparently used these photos to create the image of a pock-marked alien spacecraft on the moon. The NASA photos are real. However, NASA never claimed they include images of alien spacecraft. The object in question is apparently nothing more than a natural part of the lunar terrain. Apollo 16 photos of the same crater taken a year later show no evidence of artificial structures. In truth, Apollo 20 was a mission that never got off the ground—literally. It was one of three lunar missions NASA cancelled due to lack of funding along with Apollo missions 18 and 19.