Solar System, technical


  • Background knowledge prerequisite - None (except general knowledge and a wish to know more)
    • NB This is meant for people without a background in Science and could therefore said to be a "foundation" level course or at a pre-university level. It would also be useful at level 1.
  • Mathematical knowledge - Aimed at people with no background in mathematics - only knowledge of arithmetic (addition, subtraction, multiplication and division). Anything else will be provided within the course.


The Solar System's planets
  1. Introduction to the Planets/Introduction
  2. Classical planets
  3. Comets - characteristics of comets.
The orbits of the inner planets: Mercury, Venus, Earth, and Mars

At right, the planets are shown in their order moving outward from the Sun.

They are scaled according to size but not to distance.

The Sun SystemEdit

Mercury is the small dark dot in front of the Sun at the lower right center.

The Inner Solar SystemEdit

The terrestrial planets - Mercury Venus, Earth and Mars

The Outer Solar SystemEdit

The giant planets

Beyond the Solar SystemEdit

Sunset over a planet in a triple star system
  1. Planets around other stars
  2. Solar systems

External linksEdit

{{Astronomy resources}}