Apollo 13 was going to be the third time Americans had landed on the moon. But there they were, 205,000 miles from Earth, when they heard a loud bang.
“I knew right away it was not a normal circumstance,” said one astronaut.
An oxygen tank had exploded, crippling the spacecraft. Operating on limited power the crew had little heat or water and were forced to rig the carbon dioxide removal system in order to survive.
After a nail-biting six days the crew safely returned to...