The Meridian Orrery uses an ESP32, 3D parts, magnets, and motors to build a self-updating tabletop solar system. Uses an ESP32C3 and DS3231 RTC to calculate planet positions offline after a one-time ...
Forbes contributors publish independent expert analyses and insights. Dianne Plummer is an Energy Consultant and Certified Energy Manager. Rooftop solar has become one of the fastest-growing clean ...
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