Giant telescopes in the works
Devices will let scientists look back eons to universe’s Dark Ages
Posted: November 30, 2009 at 2:31 a.m.
Buddy Martin (left) and Dean Ketelsen of the Steward Observatory Mirror Lab in Tucson, Ariz., inspect a mirror for the Giant Magellan Telescope.
If there were a Guinness record for making telescope mirrors, Dean Ketelsen probably would win it. Colleagues boast that the one-time Iowa farm boy has ground and polished more square footage of optics than any other human alive.
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Business, Pages 23 on 11/30/2009
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