The Sun's Yearly Cycle Month 1 Think about how the sunlight changes over the course of year as the Earth rotates around the sun. Let's move one month at a time. Each time you click, predict how the will light look one month later. >> The Living Earth® image is a composite of Earth satellite imagery developed by The Living Earth, Inc. From: The Earth and Moon Viewer This Season Teachers Kids Orientation Registration Search Copyright 1997-2008 Journey North. All Rights Reserved. Questions or comments? Contact us.