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M42

Welcome to David Ratledge's virtual home devoted to Astronomy and the deep-sky in particular.

I hope you find something of interest whether you are a telescope maker, visual observer or astro imager.

NEW imageBLOG NEW - All the latest images as they arrive.

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What's Hot

Mini Stargate

Asterisms
Something different that will put a smile on your face!
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The Palomar Globular Clusters
Background info and images of these elusive clusters.
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Mapping

Celestial Cartography
New section on an introduction to Star Mapping using IRIS
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Lancashire Observatory
Refit completed with RCOS and Paramount operating.
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Digital SLR Imaging
Best and cheapest way to get into colour imaging.

Click Here for DSLR Imaging Info.

Click Here make your own Webcam SLR

Tracker

Camera Trackers
New in Telescope Making. The construction of our camera trackers is finished.

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Cover Digital Astro

Springer's Best Kept Secret

Digital Astrophotography - The State of the Art edited by David Ratledge but including chapters from well known experts in their field. Full colour book is available now......

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