Jupiter Moons - Callisto discovered by Galileo Galilei in 1610 using a telescope. It is thought to have oceans of liquid water beneath its crust. about the size of Mercury, is the largest moon in the solar system. It is more heavily cratered than any
Eclipse drawing from "Fourteen Weeks in Descriptive Astronomy" by J. Dorman Steele, 1873 (Barnes and Co. During this eclipse, Francis Baily noticed bright flashes of light from around the limb of the moon, later named 'Baily’s Beads’ in his honor.