"John Flamsteed"
by cm

John Flamsteed
Public DomainJohn Flamsteed - Credit: Klaus-Dieter Keller
John Flamsteed (1646 – 1719) was a precocious astronomer, correctly predicting a solar eclipse at the age of 20, and going on to make first sighting of the planet Uranus.   Originally ordained as a deacon, he became the first Astronomer Royal in 1675, and later President of the Royal Society.