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Tue, 18 Sep 2012 12:44:46 -0700 |
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To: [log in to unmask], [log in to unmask],
Children's Museum Mail List < [log in to unmask]>,
[log in to unmask], [log in to unmask],
History of Astronomy Discussion Group < [log in to unmask]>,
[log in to unmask],
[log in to unmask], Astronomy Club of India
< [log in to unmask]>,
[log in to unmask], [log in to unmask],
[log in to unmask], [log in to unmask]
cc: Glenn Walsh < [log in to unmask]> |
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ISEN-ASTC-L is a service of the Association of Science-Technology Centers
Incorporated, a worldwide network of science museums and related institutions.
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At a recent meeting of the IAU in Beijing, China, members unanimously voted to redefine the astronomical unit, or AU, which has long served as the fundamental unit of distance between objects in the solar system.
http://spacewatchtower.blogspot.com/2012/09/astronomical-unit-measure-redefined.html
gaw
Glenn A. Walsh, Project Director,
Friends of the Zeiss < http://friendsofthezeiss.org >
Electronic Mail - < [log in to unmask] >
SpaceWatchtower Blog: < http://spacewatchtower.blogspot.com/ >
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