Planetary news,12-1／行星新資訊12-1

CKYan

Credit: ESA/MPS/DLR/IDA
(1) Venus comes to life at wavelengths invisible to human eyes.
    肉眼以外的金星．
http://www.esa.int/SPECIALS/Venus_Express/SEMT954Z2OF_0.html


Credit: NASA/Swift/Stefan Immler and Dennis Bodewits
(2) X-Ray Emissions from Comets.
    彗星能放射X-射線．
http://www.physorg.com/news147542805.html

香港天文學會
月球行星組