How to Choose the Best Dobsonian Telescope
Learn how to choose a Dobsonian telescope: aperture, focal ratio, mounts, collimation, accessories, and performance for beginners to advanced observers.

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.
Read the full article here
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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Learn how to choose a Dobsonian telescope: aperture, focal ratio, mounts, collimation, accessories, and performance for beginners to advanced observers.
Master K f6hler illumination: theory, step-by-step setup, diaphragm control, NA matching, and troubleshooting for uniform, high-contrast brightfield microscopy.