St. Louis Science Center: Astronomy Fact Of The Day: January 7, 2022

St. Louis MO

08 January, 2022

9:31 AM

Description

Press release from St. Louis Science Center: January 07, 2022 Galileo Galilei discovered four moons of Jupiter on this date in 1610. This is one of the most significant discoveries ever made with a telescope. Today these moons are named Io, Europa, Ganymede and Calisto. This press release was produced by St. Louis Science Center. The views expressed here are the author's own.