Sky & Telescope April 2012

Link: http://www.skyandtelescope.com/r?19=961&43=225842&44=139540938&32=3186&7=162511&40=http%3A%2F%2Fwww.skyandtelescope.com%2Fcommunity%2Fskyblog%2Fnewsblog%2FiSky--Telescopei-April-2012-139540938.html

Time: 20. Feb. 2012

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