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addaon • last Wednesday at 11:11 PM • 2 replies • view on HN

Hubble wasn’t damaged, the mirror was mis-shaped (by design) to be near-sighted, needing a corrective lens.

But if you were looking at nearer objects…


Replies

r58lf • last Wednesday at 11:23 PM

probably what you mean, but to be clear there was an error in manufacturing the mirror. There was a calibration piece that was slightly larger then the design called for.

zippyman55 • yesterday at 4:03 AM

The testing of the mirror was insufficient.