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PUBLIC MARKS with tags "graphic resource" & astronomy

March 2007

IAU Website: iau0601

by sbrothier
16. August 2006, Prague: The world's astronomers, under the auspices of the International Astronomical Union (IAU), have concluded two years of work defining the difference between "planets" and the smaller "solar system bodies" such as comets and asteroids. If the definition is approved by the astronomers gathered 14-25 August 2006 at the IAU General Assembly in Prague, our Solar System will include 12 planets, with more to come: eight classical planets that dominate the system, three planets in a new and growing category of "plutons" - Pluto-like objects - and Ceres. Pluto remains a planet and is the prototype for the new category of "plutons."

March 2005

December 2004

Astronomy Picture of the Day

by sbrothier & 16 others
Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer.

Regards sur le Système Solaire

by sbrothier
Regards sur le Système Solaire présente une aventure multimédia vivante dévoilant les splendeurs du Soleil, des Planètes, de la Lune, des Comètes, des Astéroïdes et plus encore.

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last mark : 20/03/2007 10:08