Moons of Jupiter

Moons of Jupiter

Fig. 1.14 . Some of Galileo Galileiís (1564-1642) observations of the "Medicean stars", lined up on each side of Jupiterís disk and changing position while accompanying Jupiter. (Adapted from Galilei, Galileo: Sidereus Nuncius, or The Sidereal Messenger, 1610. Translation by Albert Helden with Introduction, Conclusion and Notes. The University of Chicago Press, Chicago 1989.)

Copyright 2010, Professor Kenneth R. Lang, Tufts University