Earth Time and Motion

Sunrise Project

7807 Views

How the Sun Moves

7446 Views

How the Sun Moves Across the Sky

8151 Views

Our Planet is a Clock

6869 Views

Intro to Solar Orientation

7352 Views

Greenwich Globe

7434 Views

Equation of Time - Clocks vs Sundials

7161 Views

Earth at Night

6971 Views

Analemma over El Cerrito

7543 Views