From Oops To Outer Space

The Hubble Telescope is considered one of NASA’s greatest successes. But a tiny engineering mistake almost made it one of the space program’s biggest failures. This hour, we’ll talk to astrophysicist Mario Livio about how five astronauts risked their lives to fix the problem, the subject of the NOVA documentary Invisible Universe Revealed, which airs April 22 on KERA-TV.

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