Planetary news,07-1／行星新資訊07-1

CKYan

Credit: NASA/JHUAP/Arizona State University
(1) Mercury's surface dominated by volcanic activity.
    在水星表面發現廣泛火山爆發的證據．
http://asunews.asu.edu/20080703_mercuryvolcanism


Credit: U.C., Berkeley; L. Wang
(2) First images of solar system's invisible frontier.
　　日地關係天文台利用中性粒子探索太陽系的最外圍．
http://www.eurekalert.org/pub_releases/2008-07/uoc--fio063008.php

香港天文學會
月球行星組