|Spring 2010||Astronomy 110||MWF 9:30 &mdash 10:20|
Although very different on the outside, Mercury, Venus, Earth, Mars, and our Moon all have a good deal in common. The main factor determining their status is their mass: larger planets cool more slowly and thus stay active longer.
Please read all subsections of each section below.
|7.1||Earth as a Planet|
|7.2||The Moon and Mercury: Geologically Dead|
|7.3||Mars: A Victim of Planetary Freeze-Drying|
|7.4||Venus: A Hothouse World|
|7.5||Earth as a Living Planet|
Joshua E. Barnes
(barnes at ifa.hawaii.edu)
13 February 2010