Earth Time and Motion

Sunrise Project

7793 Views

How the Sun Moves

7439 Views

How the Sun Moves Across the Sky

8134 Views

Our Planet is a Clock

6857 Views

Intro to Solar Orientation

7341 Views

Greenwich Globe

7420 Views

Equation of Time - Clocks vs Sundials

7150 Views

Earth at Night

6962 Views

Analemma over El Cerrito

7536 Views