Apollo 13 mission to land on the Moon. The astronauts' mission insignia was sculpted as a medallion depicting "Steeds of Apollo" by Lumen Martin Winter and was struck by the Franklin Mint. The Apollo 13 mission was to explore the Fra Mauro formation, or Fra Mauro highlands, named after the diameter Fra Mauro crater located within it. It is a widespread, hilly selenological area thought to be composed of ejecta from the impact that formed Mare Imbrium. The next Apollo mission, Apollo 14, eventually made a successful flight to Fra Mauro. April 14, 1970 UTC (April 13, 21:07:53 CST) April 15, 1970,
Apollo program Block II space suits, and would be designated by the Block II titles, regardless of whether a LM was present on the flight or not. On April 24, 1967, Mueller published an official Apollo mission numbering scheme, using sequential numbers for all flights, manned or unmanned. The sequence would start with Apollo 4 to cover the first three unmanned flights while retiring the Apollo 1 designation to honor the crew, per their widows' wishes. In September 1967, Mueller approved a sequence of mission types which had to be successfully accomplished in order to achieve the manned lunar landing. Each step