The Marimba Virtuoso’s Desktop Planetarium
Cars That Think
OCTOBER 1, 2023
This 6-minute documentary, about the restoration of a 1758 grand orrery —so called because it includes the outer planets—is worth watching because it shows the internal gears and clockwork mechanisms: A predecessor to the orrery was the armillary sphere , which featured a ball representing Earth at its center and stars rotating around it.
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