If anyone is wondering why it’s taking a while to align the JWST mirrors…

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you could have a 2 hour documentary on nothing but those tiny actuators and I’d be friggin’ thrilled.


That is much slower than my grass grows. Peak summer I could cut it twice a week.


How can they make a motor that moves with such precision? This is blowing my mind, I want to see a demo of this tech somewhere


So it takes about 10 days to do the initial coarse align, do I have that right?


Maybe there’s a calibration aspect? Like focusing or error correcting or something.