This activity introduces the electromagnetic spectrum. Users stroll through an imaginary amusement park to find out how the universe looks through different types of observing instruments. Full description.

This website has gathered images taken at different wavelengths by a variety of ground-based and space-borne observatories, including selected astronomical objects in the famous Messier catalog, as well as for some non-Messier objects. An online gallery introduces the wealth of data available at wavelengths beyond the familiar visible light. Users will discover some important characteristics of astronomical ... Full description.

This poster focuses on the topic of space weather. The front gives overview images and the back tells the story of Sun-Earth connections with additional images. It also contains an educational activity. The poster is now out of print. Full description.

This is a small subsection of the Windows to the Universe Website. This section provides detailed information about the variety of effects space weather can have. Full description.

The lithograph contains a Hubble Space Telescope image that shows M82, an edge-on galaxy, undergoing a frenzy of star formation. The text explains the possible causes of the galaxy?s unusual appearance and star-birth activity. The accompanying classroom activity is a curriculum support tool designed for use as an introductory inquiry activity. It can be incorporated into a unit that has a scientific ... Full description.

This resource is an interactive, educational CD-ROM from NASA's Cassini Program. The Cassini spacecraft is the first to explore the Saturn system of rings and moons from orbit. Full description.

This playground demonstration (using a merry-go-round) shows angular momentum and why rockets are launched in a certain direction and at a certain time. From a moving merry-go-round, participants attempt to throw small balls into a basket on the ground. It includes an explanation, with animated graphics. Full description.

This educators guide provides content and classroom activities about galaxies, galaxy morphology, x-ray properties of galaxies, and evidence for dark matter in galaxies. These activities have been designed to be appropriate for students with a range of abilities and learning styles. The guide may be used with The Hidden Lives of Galaxies poster. Full description.

Through this story, kids can follow Sam Finnigan and his pals as they prepare to take off in his homemade rocket ship. Then they can finish the story by creating their own version of Sam's cosmic adventure. Full description.

This brochure informs the public about the GLAST mission. It describes in detail the science that the Gamma-ray Large Area Space Telescope (GLAST) will do and how it will do it. The description includes the GLAST instruments, background information on gamma ray astronomy and detection methods. It also describes current thinking about active galaxies, gamma-ray bursts, solar flares, gamma-rays from ... Full description.