Satellite Challenge
Updated: May 27, 2008
Earth looks a little different from 250,000 miles away. See what astronauts see with images from our satellite cam, then try to pick out what you're really looking at.
Think you can identify the world's most famous monuments--from space? Take the challenge.
It's our complete guide to the galaxy: play games, take quizzes and watch wacky space video.
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