Light path through:

Refractor telescope

Newtonian Reflector telescope

Comet--structure and orbit

Planets--order and key facts

Spectroscopy

Asteroids, comets

Telescopes, CCDs, Hubble, VLA, etc

Meteoroids, meteors, meteorites

Space probes

Moons--Galilean moons, Phobos and Deimos, Charon, Titan

US Manned Missions

Use of tools in better understanding our solar system

Development of the US Manned spaceflight program

The discovery of the planets and solar system elements elucidates the history of astronomy