Summer means fireworks, but comets create "Nature's fireworks" in the form of meteor showers. On Thursday, July 22, NASA astronomer Bill Cooke answered your questions.
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Insider tips on 2010's meteor showers and how to make the most of each opportunity to watch a visitor from space take that final dive.
An activity for grades 3-5 encourages students to be creative as they explore the beauty, science and mythology of auroras.
The Geminids meteor shower will cast a glow in December's skies. At 3 p.m. on Dec. 11, NASA scientist Bill Cooke answered your questions.
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A cooperative new moon is setting the stage for one of the best Leonids meteor showers in years. Ask a NASA Scientist your questions about the showers.
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If you have ever looked up the "where," "when" or "what type" for an eclipse, you may be familiar with Fred Espenak, better known as "Mr. Eclipse."
Download this podcast to learn about the man who has come to be known as Mr. Eclipse, Fred Espenak.
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Ancient China leaves a legacy of the first sightings of eclipses, aurora, sunspots and the solar corona.
Save the date Aug. 1, 2008, to watch a total eclipse of the sun on NASA Television.
A different kind of weather lurks beyond Earth's atmosphere.