On This Day

What Happened in December 1571

Famous Birthdays

  • Dec 9 Adrian Metius, Dutch astronomer and fort architect, born in Alkmaar, Netherlands (d. 1635)

Person of interestJohannes Kepler

Dec 27 Johannes Kepler, German astronomer (discovered laws of planetary motion), born in Weil der Stadt, Holy Roman Empire (d. 1630)

Astronomer Johannes Kepler
Astronomer
Johannes Kepler