For thousands and thousands of years people have been star gazing and dreaming of travelling through the solar system. The Sun, Moon, stars, and even Earth have fascinated people of all ages. In this unit you will have the opportunity to explore and study the solar system right at your computer. You will also learn about the rotation and revolution of the Earth and Moon and how this creates night and day, the seasons, the phases of the Moon, and even eclipses! Hope you enjoy your journey!