Illustration from a 1676 article on Olaus Roemer's measurement of the speed of light, based on observations of the orbits of Jupiter's moon Io in relation to the Earth's movement toward and from the planet. Ole Christensen Romer (1644 - 1710), was a Danis

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Illustration from a 1676 article on Olaus Roemer's measurement of the speed of light, based on observations of the orbits of Jupiter's moon Io in relation to the Earth's movement toward and from the planet. Ole Christensen Romer (1644 - 1710), was a Danish astronomer whose observations were key to the Scientific Revolution of the 17th century.

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Size: 1436px × 2260px
Photo credit: © Photo Researchers / Alamy / Afripics
License: Licensed
Model Released: No

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