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blueprint

DIY: Astronomy Projects & Guidance

8 Backyard Observatory Mistakes to Avoid

Here are a few potential problems that you might not see on your blueprints.

Stargazing Basics

Binocular Basics: Glossary of Binocular Terms

Exit pupils. Eye relief. Image stabilization. What matters most for astronomers? Our expert explains it all.

outstanding collimation aid

Stargazing Basics

Collimation Tools

Three tools are commonly used to collimate Newtonian reflectors.

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