Earth Time and Motion

Sunrise Project

5091 Views

How the Sun Moves

4913 Views

How the Sun Moves Across the Sky

5360 Views

Our Planet is a Clock

4653 Views

Intro to Solar Orientation

4863 Views

Greenwich Globe

5047 Views

Equation of Time - Clocks vs Sundials

4760 Views

Earth at Night

4659 Views

Analemma over El Cerrito

5012 Views