![]() The images were transmitted back to Earth by radio over three months, at a rate of five and a half hours per pixel. Sagan had a special motivation for this photograph, as indeed it was he who suggested that Voyager 1 turn its camera around to take this long-distance selfie of the Earth. Due to an effect of the Sun’s reflections in the camera, the dot appears to float in a beam of light. The photo shows a background in which the Earth is barely distinguishable, a pale speck occupying only 0.12 pixels of the 640,000 that make up the image. The image, dubbed Pale Blue Dot, was obtained by the Voyager 1 probe on its path to the confines of the Solar System. ![]() ![]() ” The astrophysicist and popularizer Carl Sagan wrote these words inspired by a photograph of the Earth taken on Februfrom a distance of 6 billion kilometres. That’s us a mote of dust suspended in a sunbeam. ![]()
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