Earth Time and Motion

Sunrise Project

7886 Views

How the Sun Moves

7542 Views

How the Sun Moves Across the Sky

8269 Views

Our Planet is a Clock

6961 Views

Intro to Solar Orientation

7445 Views

Greenwich Globe

7527 Views

Equation of Time - Clocks vs Sundials

7250 Views

Earth at Night

7056 Views

Analemma over El Cerrito

7634 Views