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Collimate your scope with an Aline iPhone iPad method
Friday, November 21, 2025 by Richard Harris
That dirty little word we all love to hate - collimation. I’ve met plenty of astronomers who never truly learn to collimate their scopes, choosing instead to live with the subtle (and sometimes not-so-subtle) artifacts of misaligned optics. Yet collimation remains one of the most critical step...
Astronomy LED flashlight: A brief history of Rigel Systems
Monday, September 22, 2025 by Richard Harris
Astronomy Magazine has included the Rigel Systems Skylite Mini Customizable Astronomy Flashlight in their infamous Annual Star Products Guide for 2025 - which will appear in the October 2025 issue. Astronomy LED flashlight: A brief history of Rigel Systems In the early 1980s, the preferre...
Limiting visual magnitude in astronomy
Thursday, November 14, 2024 by Leon Palmer
Have you ever wondered how faint of a star you can see from your observing location? Understanding limiting visual magnitude is essential for amateur astronomers. Here’s a guide to determining your visual limits, both with the unaided eye and with telescopes. Limiting visual magnitude in as...
Averted vision and telescope tapping stargazing techniques
Wednesday, November 6, 2024 by Leon Palmer
Averted gaze and telescope tapping are two techniques used to see faint objects, such as nebulae, through a telescope. You might already understand how they work based on the eye's physiology. Explanation of the stargazing techniques: Averted Vision and Telescope Tapping For example, when ...