A useful guide for environmental impact reporting and as a systematic reference.

A variety of hands-on activities, investigations, and explorations designed to engage learners in discovering planet Earth.

For reasons such as lack of funding and decreased biodiversity the science of taxonomy is dwindling but Planetary Biodiversity Inventories might help according to this article.

A biography of Nicolaus Copernicus and his contribution to science, specifically astronomy.

This resource argues that the moon was formed from debris resulting from an impact to the Earth 4.5 billion years ago.

The innovative resource examines images of the Sun, Moon, Pluto, and all eight planets in the Solar System. Learners calculate the diameter of each object and rank the objects in order of size. The activity has an interactive online...

Review planets orbiting in the solar system using this study guide.

Under the heading, "Cracking the Code of Faraway Worlds" this site explores the uses of spectrum (and spectrograph, spectra) in planetary study. In addition to an image, a description of spectrum and its uses in space science is provided.

This site gives an overview of the Hubble Space Telescope program. It also gives details about the previous and current science instruments used in the program, and information about the mission operations and observations.

This resource provides thorough background information on the Viking Missions and links to detailed data and images.

Discusses the information from the NASA spacecraft Messenger as it orbits Mercury and transmits photographs of the planet's surface to Earth.

This tutorial from Bill Nye explains why the moon appears smaller when it's higher in the sky and presents an experiment that proves that it's all in your head.

Learn about the first astrogeologist and discoverer of the comet Shoemaker-Levy 9.

This web page contains information about the Voyager and the Voyager II. The page explains that the Voyagers were designed to go beyond our solar system. The page also contains scientific results of regarding the Voyager mission.

See pictures of the Surveyor, as well as a small description of the Surveyor mission objectives, along with launch,landing dates and coordinates.

On its way to Saturn, the Cassini probe passed by Jupiter to pick up a gravity assisted speed boost. This resoure gained more information as it passed by Jupiter on December 30, 2000 and traveled another four years outward to Saturn.

In 1968, a science fiction writer named James R. Berry wrote an article entitled '40 Years in the Future' for the magazine Mechanix Illustrated. It was his futuristic vision of the 21st Century. Berry's predictions of a world featuring...