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Northern Hemisphere circumpolar stars around Polaris, with a long-exposure producing a star trail photo
Northern Hemisphere circumpolar stars around Polaris, with a long-exposure producing a star trail photo
A method to find the Pole star Polaris at 5x the distance of the two front stars of the Big Dipper.
A method to find the Pole star Polaris at 5x the distance of the two front stars of the Big Dipper.
Circle of southern stars, Chile, 2016
Circle of southern stars, Chile, 2016
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Star trails caused by the Earth's rotation during the camera's long exposure time
Star trails caused by the Earth's rotation during the camera's long exposure time