Sky-Watcher Classic 250P: A Beginner’s Guide to the 10-Inch Dobsonian
The Sky-Watcher Classic 250P is a 10-inch Dobsonian telescope: a large Newtonian reflector on a simple wooden-style rocker base that you push by hand. Dobsonians[…]
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Red-Dot Finders for Telescopes: How They Work and Why a Rifle Sight Is Not the Same Thing
The earlier post on this site was a used-sale listing for a Barska 1x multi-reticle electronic red-dot sight with a built-in rail mount (model AC10632),[…]
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Explore Scientific 100° 9 mm Eyepiece: What a Hyper-Wide Field Does for Your Views
The Explore Scientific 100° Series 9 mm is a hyper-wide-field eyepiece with a 2-inch barrel. The earlier post on this site was a used-sale listing[…]
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Meade ETX-60AT: A Guide to the Classic 60 mm GoTo Refractor With Autostar
The Meade ETX-60AT is a small computerised refractor from Meade’s ETX range, sold with the Autostar hand controller. The earlier post on this site was[…]
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Celestron 102 mm f/10 Long-Tube Refractor: A Beginner’s Guide to 4-Inch, 1000 mm Refractors
The original post on this site was a short used-sale listing for a Celestron 102 mm refractor optical tube with a 1000 mm focal length[…]
Read moreSumerian and Babylonian Astronomy: What Ancient Mesopotamia Really Knew
Ancient Mesopotamia, the land between the Tigris and Euphrates rivers in modern Iraq, was home to some of the world’s first cities and some of[…]
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