On This Day

What Happened on January 13, 1610

Historical Events


DiscoveryHistoric Discovery

Galileo Galilei discovers Callisto, 4th satellite of Jupiter

Astronomer and Physicist Galileo Galilei
Astronomer and Physicist
Galileo Galilei

Famous Birthdays

  • Maria Anna of Austria, Electress of Bavaria (d. 1665)
1610 Highlights

About January 13, 1610

Day of the Week: Wednesday
How Long Ago? 410 years, 7 months and 1 day
Leap Year: No

Star Sign: Capricorn