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Look up! The Perseids, one of the year's best meteor showers, peaks next week.

I love this kind of astronomy stuff. In fact building a super sized telescope is one of my potential metal working projects brewing in the back of my mind for years. Unfortunately I live in a place where the light pollution is so bad you can hardly see any stars or meteors for that matter.
 
I read a while ago you can use mercury as a mirror while spinning it to get a different focal point if I remember correctly
 
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