A Survey of the Solar System

Using Nested Ordered Lists

Here is a classification of the information about the solar system, from the Encyclopedia Britannica, 15th edition, 1980. Some details have been omitted.

Ordered Version 1: Default Numbering

1. The Sun
2. The major planets and their satellites
3. Other constituents of the solar system
   1. Minor planets, or asteroids
      1. History of discoveries up to the early 1970's
      2. Naming of the minor planets
   2. Comets
      1. History of the observation of comets
      2. Comet orbits
   3. Meteors and meteoroids
   4. Objects recovered on the Earth that have either a certainly extraterrestrial origin or a possibly extraterrestrial origin
      1. Meteorites
      2. Tektites
   5. The interplanetary medium
4. Regularities of the planetary medium
5. Interactions among various bodies in the solar system