Earth Time and Motion

Sunrise Project

5260 Views

How the Sun Moves

5095 Views

How the Sun Moves Across the Sky

5573 Views

Our Planet is a Clock

4805 Views

Intro to Solar Orientation

5023 Views

Greenwich Globe

5211 Views

Equation of Time - Clocks vs Sundials

4921 Views

Earth at Night

4817 Views

Analemma over El Cerrito

5170 Views