Artemis II's Computer: Triple Redundancy Against Cosmic Rays
A single cosmic ray can flip a bit and doom a mission. NASA's fix for Artemis II? A computer with three brains, voting in real-time to outvote errors.
A single cosmic ray can flip a bit and doom a mission. NASA's fix for Artemis II? A computer with three brains, voting in real-time to outvote errors.
Imagine a tiny logic flaw lurking in the Apollo 11 guidance computer, poised to scramble descent calculations. It slept through the moon landing — but what if it hadn't?