Science Education Standards: Content Standard D: Earth and Space Science:

Earth in the Solar System

• The Earth is the third planet from the sun in a system that includes the Moon, the sun, seven other planets and their moons, and smaller objects, such as asteroids and comets. The sun, an average star, is the central and largest body in the solar system.

Short Description: This is an engineering connection. It features the award-winning 23-minute Discovery Program overview video, which takes students along on the explorations being conducted by NASA's Discovery missions. It then allows students to become the scientists and engineers and design their own mission to investigate the cosmic unknowns.