The National Science Foundation provides answers to The Big Questions about astronomy, detailing our place in the cosmos and where it all came from. Interactive view through the telescope also available.
Grade Level   K 1 2 3 4 5 6 7 8 9 10 11 12
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"Space weather has the potential to wreak havoc on everything from satellite communications to electric power. Sarah Gibson at the National Center for Atmospheric Research is studying the behavior of the sun to help warn against a serious solar storm should it threaten Earth. """"When Nature...
Grade Level   9 10 11 12
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