Solar System Models Module

The NAAP Solar System Models Module introduces the universe as envisioned by early thinkers culminating in a detailed look at the Copernican model.

First time users of NAAP materials should read the NAAP Modules – General Overview page.

Basic Solar System Models Student Guide (pdf)

Geocentric Model

• Basic Observations
• Elongation
• Early Modeling (Ptolemy’s Model Simulation [swf])

Heliocentric Model

• Heliocentrism
• Elongations and Configurations
• Planetary Configurations Simulator [swf]
• Copernican Derivations (optional)