btw, the whole #JWST 6.5m-wide primary mirror has ab a golf ball’s mass worth of gold (48g), spread out to 1/1000 thickness of a human hair
@capman2455 @astraughnomer It's actually the amount of gold in ~10 rings - or about the mass of a golf ball!
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@capman2455@astraughnomer We actually did the calculation because we had thought it was one ring also - but it's more like 10.
End of conversation
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