Earth Time and Motion

Sunrise Project

4158 Views

How the Sun Moves

3988 Views

How the Sun Moves Across the Sky

4354 Views

Our Planet is a Clock

3848 Views

Intro to Solar Orientation

4000 Views

Greenwich Globe

4242 Views

Equation of Time - Clocks vs Sundials

3930 Views

Earth at Night

3844 Views

Analemma over El Cerrito

4185 Views