When NASA astronauts on Apollo 13 failed in their attempt to land on the moon, NASA engineers were successful in bringing ...

The Apollo ships’ navigational aids marked another area of improvement, allowing navigators to fix their position to within an unheard-of 600 feet. This precision, in turn, enabled flight ...

Overlooked today, Apollo 7 was an indispensable test of NASA’s redesigned moon ship. If the crew could demonstrate the spacecraft’s performance, the success would jump-start a rapid sequence ...