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The Universe at Your Fingertips 2.0 DVD from the Astronomical Society of the Pacific is in our online store, filled with Earth and space science resources.

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Alpheratz

What's in a Name: Arabic for "horse's shoulder"
Claim to Fame: Brightest star in Andromeda. At one time it was part of Pegasus.
Type of Star: White Main Sequence Star
How Far Away: 72 light years away
How Bright: About as bright as the Sun
Where to View: In the constellation Andromeda, the Princess.
When to View:August through December.

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The Fall 2009 issue of The Earth Scientist, which includes articles on student research into building design for earthquakes and a classroom lab on the composition of the Earth’s ancient atmosphere, is available in our online store.

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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