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

A variety of hands-on activities designed to engage children in learning about the moon.

Four hands-on activities and explorations designed to engage children in learning about Mars.

The Copernican system of planetary motion is clarified in this simulation.

This is an extensive online review of the 17 Apollo missions. Resources are organized by mission number and include descriptions, mission details, photographs, and scientific data sets.

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

The YES I Can! Science site based out of York University in Toronto is featuring the Mars rovers. The site has all the mission background information teachers need all in one place as well as several great student activities, (Build a...

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...

Features a collection of hands-on activities, investigations, and explorations designed to engage students in learning about ice, both in the solar system and on planet Earth.

A website featuring a collection of images from NASA. Collection includes images of planets, comets, nebulae, galaxies, stars, sun, and spacecrafts.

This site from the National Space Science Data Center provides information on the Giotto mission which was designed to study Comet P/Halley. The spacecraft encountered Halley on March 13, 1986 and approached to within 600 km. This page...

This site, which is provided by the National Space Science Data Center of NASA, is a site with detailed information about Pluto, including planned missions to explore the planet in greater detail.

The Ring of Stellar Death captured in this space telescope image features a dying star expelling what appears to be clumpy rings of material, but turns out to be part of a planetary nebula. In addition, a detailed textual overview...

College-level planetary science course highlighting modern navigation. Course introduces the concepts and applications of navigation techniques using celestial bodies and satellite positioning systems (GPS). Course features include...

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

[Free Registration/Login may be required to access all resource tools.] Describes the features of Uranus.

[Free Registration/Login may be required to access all resource tools.] Describes the features of Uranus.

[Free Registration/Login may be required to access all resource tools.] Compares the characteristics of inner and outer planets.

Check this resource for NASA's present, past, and future Mars' missions. Launch periods, descriptions of the mission, and related press releases are provided for each mission.

Resource has text information to compare Neptune with Earth. Includes Neptune observational data, orbital data, magnetosphere, and atmosphere. Also contains an image of Neptune that can be enlarged.

A data table of nearly everything known about the ring system of Neptune. The resource also includes an image of the rings of Neptune that can be enlarged.

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.

[Free Registration/Login may be required to access all resource tools.] Rutherford's discovery of the nucleus and his planetary model of the atom.

A complete university-level course in the fundamental principles of impact craters. Includes lecture notes, readings, assignments, and sample student projects.