mkk707: Pitts Special performing under massive anvil cloud
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mkk707: Crescent Moon and Airliner
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mkk707: The Moon, Spica, and ...
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mkk707: Waxing Moon, 01 May 2012
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mkk707: Venus on 20 December 2013
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mkk707: moon_05032014a
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mkk707: Full Moon on 26 April 2013
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mkk707: Large sunspot 2529