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Cuiv The Lazy Geek on MSN
How Filters Actually Work with Your Telescope (It’s More Complicated Than You Think!)
Filters can make or break your astrophotography, but how do they really work with your scope? Dive into the science and ...
How to use an astronomical telescope : a beginner's guide to observing the cosmos / by James Muirden
https://siris-libraries.si.edu/ipac20/ipac.jsp?&profile=liball&source=~!silibraries&uri=full=3100001~!276386~!0#focus ...
What are the prospects of people actually living on Mars? How do astronomers use high-altitude balloons to put telescopes ...
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