Planetary news 06-1 / 行星新資訊 06-1
Credit: NASA/JPL-Caltech/UMD
Hartley 2 is a Hyperactive Comet. 過度活躍的Hartley 2彗星。
http://www.nasa.gov/mission_pages/epoxi/hyperactive-hartley.html
Credit: NASA/JPL-Caltech
Voyager 1 Edges Closer to Interstellar Space. 航行者一號迫近太陽系邊陲。
http://www.jhuapl.edu/newscenter/pressreleases/2011/110615.asp
月球行星組
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