Popular Articles
  • Digital SLR Astrophotography

    Digital SLR Astrophotography

    This tutorial covers the methods I use for astrophotography with my Canon XSi digital SLR and Celestron CGEM. It is similar to the tutorial I wrote in December of 2007 for digital SLR astrophotography with my Canon 300D. With the exception of the Orion ED80 refractor, I am using all new equipment. I am also using different software for processing the RAW images into a detailed composite photo. Note that Read More
  • Astrophotography on a Budget by Martin Cohen

    Astrophotography on a Budget by Martin Cohen

    Many years ago, before digital photography revolutionized the medium, taking a beautiful shot of the Andromeda Galaxy (M31), or even a detailed image of the moon, showing its many craters, rilles and mountains would only be possible if you had a large wallet and access to highly specialized equipment and techniques. For the average amateur astronomer it was entirely out of reach. With high-end telescopes now being mass produced, new Read More
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Roll-Off Observatory Plans

SkyShed plans provide you with all the information needed to construct an easy to build, attractive and fully functional roll-off observatory. 95% of materials are available from your local building materials retailer.
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Stellarvue Raptors and Lizards

I like unexpected adventures. And from time to time I get a little more than I bargained for.

Over the years, I have owned a crazy number of small refractors. They make for fabulous grab-and-go instruments: if there is a beautiful moon outside or I have a friend over who has never seen Saturn through a telescope before,

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Astrophotography with Newtonians- A Review of the Celestron Omni XLT 150

For many years, I have used small refractors to photograph the night sky. Refractors are great if they are well corrected and up to 80mm diameter they are quite affordable. With the right reducer/flattener and a decent camera it’s possible to create wonderful images: if tracking is done properly, stars will be nice and small pinpoints.

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