Explorations an Introduction to Astronomy Thomas T. Arny

Instructor Resources

Chapter Images

Chapter 8, Figure 9

Figure 8.9

Mercury's odd rotation. The planet spins three times for each two orbits it makes around the Sun.

What resemblance do you see between Mercury's motions and those of our Moon?

Copyright ©1999 The McGraw-Hill Companies. All rights reserved. Any use is subject to the Terms of Use and Privacy Policy.
McGraw-Hill Higher Education is one of the many fine businesses of The McGraw-Hill Companies.
For further information about this site contact mhhe_webmaster@mcgraw-hill.com.
or let us know what you think by filling out our site survey.