50.5 MB (1.9 MB compressed)
5112 x 3454 pixels
43.2 x 29.2 cm ⏐ 17.0 x 11.5 in (300dpi)
ROYAL ASTRONOMICAL SOCIETY / SCIENCE PHOTO LIBRARY ROYAL ASTRONOMICAL SOCIETY / SCIENCE PHOTO LIBRARY
First photograph of the Sun. Engraving of the first daguerreotype photograph of the Sun taken on 2nd April 1845 by the French physicists Louis Fizeau (1819-1896) and Leon Foucault (1819-1868). Sunspots (dark areas) are seen on the Sun's surface. The image, which measured 12 centimetres across, was taken with an exposure of 1/60th of a second. Image taken from 'Astronomical Photography' (1961) by G. de Vaucouleurs.
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