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Become a nitrogen atom in the nitrogen cycle in our Traveling Nitrogen Classroom Activity Kit/Game. See all our games, activity kits and classroom activities.

Lunar Eclipse Sites

Sky and Telescope's Eclipse Page

Lunar Eclipse Information

How to Observe and Photograph a Lunar Eclipse

A Catalog of Lunar Eclipses

Mr. Eclipse


Shop Windows to the Universe Science Store!

Our online store includes fun classroom activities for you and your students. Issues of NESTA's quarterly journal, The Earth Scientist are also full of classroom activities on different topics in Earth and space science!

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Traveling Nitrogen Classroom Activity Kit

Check out our online store - minerals, fossils, books, activities, jewelry, and household items!...more

Lunar Eclipse January 20, 2000

There's a lunar eclipse this week! Thursday night, all of North America will see the eclipse. It starts at 10:00 pm Eastern Time. A lunar eclipse is different than a solar eclipse. During a lunar eclipse,...more

Windows to the Universe, a project of the National Earth Science Teachers Association, is sponsored in part by the National Science Foundation and NASA, our Founding Partners (the American Geophysical Union and American Geosciences Institute) as well as through Institutional, Contributing, and Affiliate Partners, individual memberships and generous donors. Thank you for your support! NASA AGU AGI NSF