Space on MSN1d
OTD In Space – January 7: Galileo Discovers 3 Moons of Jupiter
On January 7, 1610, the Italian astronomer Galileo discovered three of Jupiter's moons: Callisto, Europa and Io. When he ...
On this date: Galileo discovers three major moons of Jupiter
Europa was one of four moons discovered on Jan. 7, 1610, by astronomer Galileo Galilei. Speaking of Galileo, this photo was ...
PBS6y
What Causes the Tides?
Despite what frequent Venice visitor Galileo Galilei thought, tides are indeed related to the motion of the moon (and to a lesser extent, the sun).* Two oceanic bulges—one on the side of the ...