Planet or Star? 3 Foolproof Ways to Tell Them Apart
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Learn the difference between planets and stars using twinkling, color, and motion. Simple tips for stargazers to spot planets tonight.
Why Does the Moon Have Phases? A Visual Diagram for Everyone
Why does the Moon have phases? Discover the simple Earth-based perspective of the lunar cycle with our visual diagram and clear explanations.
The Stargazer’s Guide: How to Clean Telescope Lenses Without Harm
Learn how to clean telescope lenses without damaging them using safe methods. Avoid scratches and preserve coatings with our expert care guide.