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Do you want to learn more about space?
Do you want to learn more about space?

Asteroid Fast Facts

What's the difference between an asteroid, a meteor, and a comet? NASA fills you in.

Sun Lab

Learn about the Sun's ever-changing surface and the tools scientists use to predict solar storms in these videos and quizzes. Think you'd like to be a scientist yourself? Then check out the Meet the Experts page to see how these scientists got their start.