Earth Time and Motion

Sunrise Project

4874 Views

How the Sun Moves

4716 Views

How the Sun Moves Across the Sky

5130 Views

Our Planet is a Clock

4481 Views

Intro to Solar Orientation

4673 Views

Greenwich Globe

4866 Views

Equation of Time - Clocks vs Sundials

4564 Views

Earth at Night

4474 Views

Analemma over El Cerrito

4837 Views