Planetary news,09-4／行星新資訊09-4

CKYan

Credit: NASA/JPL
(1) Saturn's rings may be more massive, older.
    土星環可能比以往計算更古老．
http://www.europlanet-eu.org/dem ... ask=view&id=127


Credit: Wikipedia Commons
(2) Rubber ducky to save the world.
    膠鴨仔拯救地球．
http://www.smh.com.au/news/envir ... /1221935595649.html
　　Another story／另一個故事
http://www.timesonline.co.uk/tol/news/uk/article1996553.ece


Credit: ESA/ Image Courtesy of F. Altieri (IFSI-INAF) and the OMEGA team
(3) Mars polar cap mystery solved.
    火星南極冠為何偏離南極．
http://www.esa.int/esaSC/SEMO78Q4KKF_index_0.html


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月球行星組