Clint Black explains the similarities.
Play a game to learn about the STS-128 mission.
Build a model of the first supersonic aircraft.
On this episode of the Robot Astronomy Talk Show, IR-2 and the robot crew learn about a massive object that is pulling in nearby galaxies in the local universe.
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Play a cosmic trivia game for a chance to win a Hubble Space Telescope photo.
Compare the size of objects as large as the solar system and as small as atoms. Move the slider and advance through the slide show, or let this interactive animation play on its own.
Experiment with the machine to learn about sound.
Use a newspaper to build your lunar home.
See fun pictures of things you don't see on Earth.
What would happen if Kier Dillon of the U.S. Snowboard Team were on the moon?