public marks

PUBLIC MARKS with tags astronomy & planets

September 2007

Planet Image Cards

by knann
Perfect images for the Size and Distance Activity located here: http://cse.ssl.berkeley.edu/AtHomeAstronomy/activity_10.html

NASA - JPL Solar System Simulator

by knann & 3 others (via)
Get a view of the planets from different perspectives.

November 2006

October 2006

September 2006

August 2006

Earth's Moon Could Become a Planet

by starexplorer
If astronomers approve a newly proposed planet definition next week, things could get really strange. Sure, asteroid Ceres will become a planet. Pluto's moon Charon will become a planet.

July 2006

June 2006

The Size Of Our World

by YukuanMark & 12 others
Graphical display of the relative size of our Sun, our Planets and other stars.

December 2005

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