Ole Rømer

Danish astronomer and instrument maker

Ole Rømer - Danish astronomer and instrument maker
Born

September 25th, 1644
380 years ago

Died

September 19th, 1710
314 years ago — 65 years old

Category

Scientists & Innovators

Country

Denmark

Links & References

Significant contributions were made to astronomy and timekeeping. Developed the first reasonably accurate measurement of the speed of light through observations of Jupiter's moon Io. Built improved telescopes and contributed to the development of astronomical instruments. Served as a professor of astronomy at the University of Copenhagen.

Measured the speed of light in 1676

Improved astronomical instruments

Served as professor of astronomy

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