These pages contain links to interesting astronomy related websites. If you have, or know of, a good website which should be included, then please send an email to
Please note that CPAC is not responsible for the content of any external web sites.
APT - Advanced Photography Tool
SharpCap - Webcam software
FastStone Image viewer
Deep Sky Stacker
Star trails software
Astro Art 5 Imaging software
Morgan Computers for Webcams and adapters
Making Every Photon Count - Beginners guide to Deep Sky Astro-photography by Steve Richards also links to First Light Optics - a reliable astro dealer.
Bahtinov Focusing Mask Generator