This 3D printed orrery updates itself once per day and includes a working Moon
https://www.youtube.com/watch?v=yZWWDG4Uw-U
april 2026 ‧ 3dprinting reddit imported ‧ open in karakeep
From Reddit saved post — r/3Dprinting, u/illusior, Apr 28 2026
https://www.reddit.com/r/3Dprinting/comments/1sxzx6m/this_3d_printed_orrery_updates_itself_once_per/
The Meridian Orrery is a 3D printed model of the solar system powered by a single motor, which moves the planets and features a working Moon. Unlike traditional orreries with complex gears, it uses a simple mechanism that resets daily and accurately positions each planet. The project provides detailed instructions for building one yourself. This innovative design combines modern 3D printing with precise mechanical movement to create an accessible and functional planetary model.
For most of history, models of the solar system were complex machines with countless gears. This one takes a different approach.The Meridian Orrery is a full…
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