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Astronomy
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Demonstrations 41  60 of 174
Lunar Calendar Maker
Length Scales in the Solar System
Astronomical Clock
Celestial Map of Constellations, Stars, and Planets
Fitting an Ellipse to the Orbit of a Star near the Galactic Center
Earth's Magnetosphere and the Solar Wind
Galactic Coordinate System
Restricted ThreeBody Problem in a Plane
Universal Sundial
Antikythera Mechanism
Boiling Point of Water on Several Planets
Doppler Effect
Solar Time Calculator
Radius and Temperature of Main Sequence Stars
Epicycles Revisited; Convexity of Lunar Orbit about the Sun
Solar Panel of NASA's Phoenix Mars Lander
Roulette Plotter Device
Luna Landers on the Moon
Blackbody Curves and Telescope Sensitivity
Deploying and Steering a Parabolic Antenna
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