From Wikimedia Commons under CC-BY 2.0 license

Edmond Halley

Edmond (or Edmund) Halley FRS (8 November 1656 – 25 January 1742) was an English astronomer, geophysicist, mathematician, meteorologist, and physicist who is best known for computing the orbit of Halley's Comet. He was the second Astronomer Royal in Britain, succeeding John Flamsteed.