8-Inch Dobsonian Telescopes: A Complete Buying Guide
Learn how to choose, set up, and use an 8-inch Dobsonian telescope—aperture, f/ratio, eyepieces, collimation, and accessories for deep-sky views.

Guides to help with your Stargazing Adventure

Information on Galaxies, Stars, Constellations, Planets, Moons, Comets and Asteroids
Listen to Bernard Miller describe his journey into AstroPhotography and detail how he captured this stunning image of the Sculptor Galaxy.
Read the full article here.
Drew Evans talks about his passion for astrophotography, the equipment used and tips for post processing image data.
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Hear D.j Van Bourgondien as he talks about using his Celestron EdgeHD 8″ telescope to capture this image of the Fireworks Galaxy
Read the full article here
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Below are a selection of our Articles, to find more click on one of the sections above, or use the Menu at the top of the page.
Learn how to choose, set up, and use an 8-inch Dobsonian telescope—aperture, f/ratio, eyepieces, collimation, and accessories for deep-sky views.
Learn wide-field Milky Way astrophotography: gear, planning, exposure settings, stacking, and processing tips for sharp, low-noise night-sky photos.
Understand numerical aperture, resolution, brightness, depth of field, and immersion media in light microscopy with clear explanations and trade-offs.