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            <title><![CDATA[The Milky Way From Western Europe: 12 Degrees Up, and One Hour to See It]]></title>
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            <description><![CDATA[Mid-August is the best stretch of the year for the core of our galaxy. It is also the moment to say what nobody says: from Paris it culminates at 12.2 degrees, and it culminates in full twilight. Here is the real window, latitude by latitude, and what the thickness of air takes from you on the way.]]></description>
            <author>Jérôme Musialak</author>
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            <title><![CDATA[The Bortle Scale: How Many Stars Does Your Sky Actually Let You See?]]></title>
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            <description><![CDATA[Between central Paris and the Millevaches plateau there is not «a few more stars». There is a factor of thirty. Here is what the satellite atlas built into SkyChart computes for twenty real locations, and what it cannot tell you.]]></description>
            <author>Jérôme Musialak</author>
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