Mercury, the planet nearest the Sun, is the second smallest planet in the solar system. Only slightly larger than the Earth's moon, Mercury's surface is covered with craters. This tiny planet does not have any rings or moons. |
 Interior & Surface Atmosphere Magnetosphere Planetary Facts Myth & Culture Discover Mercury Latest News From Mercury Space Missions Image Archives Mercury's Web |
Last modified prior to September, 2000 by the Windows Team
The source of this material is Windows to the Universe, at http://www.windows.ucar.edu/ at the University Corporation for Atmospheric Research (UCAR). ©1995-1999, 2000 The Regents of the University of Michigan; ©2000-05 University Corporation for Atmospheric Research. All Rights Reserved. Site policies and disclaimer