The test print of the Earth-Moon Orrery

So after a couple of days of printing, and a little sanding, some assembly, and not a tiny bit of cursing, I have a printed orrery gear assembly for our Earth-Moon Orrery. It's a little stiff, but that's to be expected since I haven't perfected the gears through sanding. (That means carefully going through each... Continue Reading →

Testing 3D Printing of Gears

Kythera is a product sold by Glenview Software for $10 which allows you to string together complex mechanisms using spur gears. It helps you design complex mechanisms quickly on your computer and export .STL files for printing on a 3D printer. And today we'll use it to build a test mechanism, in order to test... Continue Reading →

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