11th » William Herschel Timeline of discovery of Solar System planets and their moons discovers Titania (moon) Titania and Oberon (moon) Oberon, two Moons of Uranus moons of Uranus.
Famous Birthdays on January in 1787
13th » John Davis (Massachusetts governor) known as John Davis, American lawyer and politician, 14th Governor of Massachusetts (d. 1854)