Newtonian Collimation: A Complete Step-by-Step Guide
Master Newtonian telescope collimation with tools or by eye. Clear steps, tips for fast Dobsonians, star testing, and troubleshooting for razor‑sharp 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.
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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Master Newtonian telescope collimation with tools or by eye. Clear steps, tips for fast Dobsonians, star testing, and troubleshooting for razor‑sharp views.
Understand numerical aperture, resolution, and sampling in optical microscopy. Learn how NA, wavelength, illumination, and pixels set image detail.
Collimate Newtonian, SCT, and RC telescopes with confidence. Tools, step-by-step alignment, star testing, and troubleshooting for sharp views and images.