Discover what the International Space Station is, what it does, who is building it, where it is and the answers to many more ISS questions.

Students use satellite tracking software available on the Internet to monitor a very large satellite, the International Space Station. Using information from this online resource, students predict and graph the motion of the space...

Learn about the evolution of spacewalking over the last fifty years. Includes video.

Students learn about the physical properties of the Moon. They compare these to the properties of the Earth to determine how life would be different for people living on the Moon. Using their understanding of these differences, they...