Earth Time and Motion

Sunrise Project

5895 Views

How the Sun Moves

5667 Views

How the Sun Moves Across the Sky

6214 Views

Our Planet is a Clock

5353 Views

Intro to Solar Orientation

5619 Views

Greenwich Globe

5787 Views

Equation of Time - Clocks vs Sundials

5529 Views

Earth at Night

5359 Views

Analemma over El Cerrito

5773 Views