Review the main facts and figures that describe the eight planets in the solar system.

As technology has advanced, so do our views and understanding of the solar system. No longer do we have to rely on our unaided eyes to observe planets. View these high-quality images of planets provided by NASA spacecraft.

Explore the solar system through this site that includes vivid multimedia resources. Learn the latest scientific discoveries, the history of space exploration, and much more. Site includes videos, graphics, articles, and photographs.

Use this handy chart to help acquaint yourself with major facts about the solar system. This chart is broken down by planet and displays data such as the size of the planet, distance from the sun, rotation period, orbital period,...