In 1969, Apollo 11's lunar module Eagle landed on the Moon with about 25 seconds of fuel remaining and three program alarms blaring in the cabin — and one of the engineers who built the guidance system later said the only reason it worked was a young woma

In 1969, Apollo 11's lunar module Eagle landed on the Moon with about 25 seconds of fuel remaining and three program alarms blaring in the cabin — and one of the engineers who built the guidance system later said the only reason it worked was a young woma

On July 20, 1969, the Apollo 11 lunar module Eagle descended toward the Sea of Tranquility with Neil Armstrong and Buzz Aldrin inside. About three minutes before touchdown, with the lunar surface coming up to meet them, the cabin filled with the sound of a program alarm the astronauts had not been particularly prepared for in training. The alarm was 1202. Across the next several minutes it repeated, alongside an additional 1201 alarm, for a tota…