Learn all about the Sun with Jet Propulsion, an alien from another planet, and his friends! Jet, Sean, and Sydney visit their Mars Robot Rover friend at the DSA, where they discover that the rover seems tired. They help the solar-powered robot regain its energy and learn how energy can be captured from the sun and used anywhere! Then, Jet and the kids discover fun facts about sunspots, and they learn all about how the sun appears to move across the...