Planetary news,07-4／行星新資訊07-4
Credit: NASA, ESA, and H. Hammel
(1) Hubble Space Telescope Captures Rare Jupiter Collision.木星再遭小行星撞擊．
http://www.nasa.gov/mission_pages/hubble/main/jupiter-hubble.html
Credit: CICLOPS
(2) Liquid water on Enceladus. 土衛二有水存在．
http://www.nature.com/nature/journal/v460/n7254/full/nature08153.html
香港天文學會
月球行星組
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