This site, produced by the Kennedy Space Center, presents the complete history of the Apollo Program, a series of missions which ultimately resulted in manned landings on the Moon. It features sections on mission goals, spacecraft, and summaries of both manned and unmanned missions. Mission summaries describe each flight crew, the conduct of each flight and landing, and accounts of experiments that ... Full description.

This lithograph shows images of the Sun, captured by the SOHO and TRACE spacecraft. An artist's conception that shows how the solar wind distorts Earth's magnetic field is also featured. The images are accompanied by a brief description and history, some statistical facts, and a list of significant dates in the study of the Sun. Full description.

This chapter from an online astronomy course briefly describes the formation of the solar system from an accretionary disk. Links to additional resources, a homework assignment, and a quiz are included. Full description.

This tutorial explains some of the techniques developed by astronomers to determine the distances of objects we see in the sky. Links to additional information are embedded in the text. Full description.

Visitors to this site can access a variety of materials on astronomy and stargazing. Topics include stargazing tips, a monthly almanac, audio broadcasts, and links to news articles, books, and images. Full description.

Using this kit, students may construct paper models of the Hubble Space Telescope, the Chandra X-Ray Observatory, and the Compton Gamma Ray Observatory. Parts sheets for printing, instructions, and a list of other required materials are included. Links to other related sites are also provided. Full description.

This set of posters contains images of the Sun, the nine planets, Earth's moon, the moons of Jupiter, asteroids, and comets. Each poster features a brief description of the image, some statistical facts, and significant dates in the study of these objects. Full description.

This training module was designed to help the user identify and grasp basic concepts associated with space travel and deep space missions. Separate sections deal with topics such as the physical environment of space (solar system, gravity, orbital mechanics), flight projects (mission concepts, system requirements, design, onboard systems and instruments), and flight operations (launch, cruise, encounter). ... Full description.

This site, originally published as part of NASA's History Series, presents a detailed history of the Apollo program. The story begins in the 1950s with early efforts to beat the Soviet Union into space, carries through the Kennedy administration, with its famous challenge to land a man on the moon and return him safely to Earth by the end of the 1960s, and culminates with the landing of Apollo 11 ... Full description.

This site contains pictures of Near Earth Asteroid Rendezvous (NEAR) instruments and satellites that can be downloaded and colored by students. Kids can send their pictures to NASA for display. Full description.