How do you recognize life on another planet? What tests do scientists use to determine if something is a life form when they are many light years away from being able to observe it directly? Try your hand at interactives to create a...

The BBC brings together a lot of useful information about the moon and related topics, such as the lunar landings, and publishes it in the form of a traveler's guide.

Students get a whole new perspective of the world through images obtained from the International Space Station. Students can even request images to be taken through ISS EarthKAM. Activities and educator guides are provided.

Want to be an archaeologist without leaving school? Use a computer to become a space archaeologist and identify burial sites on Earth.

Classes from around the country collect rock samples and send them in to be analyzed by NASA scientists.