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Continue to ChatA question about the night sky for astronomers (and others who know this) http://blog.ministryofpropaganda.co.uk/2015/09/27/a-question-about-the-night-sky-for-astronomers-and-others-who-know-this/
A question about the night sky for astronomers (and others who know this) http://blog.ministryofpropaganda.co.uk/2015/09/27/a-question-about-the-night-sky-for-astronomers-and-others-who-know-this/