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How to make a telescope without a telescope guide

TASCO GALILEO, Calif.— A telescope that looks like a giant metal ball, with an infrared mirror and two lenses that can be used to make 3D pictures of galaxies is a lot of fun.But for most of us, that’s not enough to make us see the cosmos.The Galileo telescope, which will launch next month at […]

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How to make your own best reflector mirror dish for astrophotography

When you’re ready to get down and dirty, you can make your very own reflector from a bicycle reflector.Here’s how to do it.Cyclist and astrophotographer Chris Wrenner was working at a local museum when he was asked to photograph some of the oldest objects in the sky.He had a few ideas, but none that he […]

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