The Cosmos

The Cosmos is the name given to everything that is above the terrestrial atmoplane.

The Sun
The Sun Main Page


 * — Temperature Variations of sunlight
 * — Distance to the Sun
 * — The Seasons
 * — The Setting of the Sun
 * — Constant Speed of the Sun
 * — Magnification of the Sun at Sunset, or how the sun maintains its size throughout the day.
 * — The Equinox

The Moon
The Moon Main Page


 * — The Solar Eclipse
 * — The Lunar Eclipse
 * — Why the Lunar Eclipse is Red
 * — The Phases of the Moon
 * — Moon Transparency
 * — A Close Look at the Lunar Lander

The Planets
The Planets Main Page
 * — Retrograde Motion of the Planets

The Stars
The Stars Main Page


 * — Problems of the Galaxies

General Physics

 * Astrophysics