Earth Time and Motion

Sunrise Project

4748 Views

How the Sun Moves

4583 Views

How the Sun Moves Across the Sky

4982 Views

Our Planet is a Clock

4386 Views

Intro to Solar Orientation

4563 Views

Greenwich Globe

4768 Views

Equation of Time - Clocks vs Sundials

4446 Views

Earth at Night

4376 Views

Analemma over El Cerrito

4736 Views