Go study the universe. Pupils learn seven aspects about astronomy and astronomers. They begin to learn about constellations; distance and motion between objects; gravity; the electromagnetic spectrum; dark matter and energy; and teams of...

A website all about planetary mysteries—it's a one-stop-shop for all things, stars, planets, and space travel. Scholars read an astronomy overview to discover the page's big ideas, then choose from the plethora of resources, including...

A large collection of information about and photos of the starts and constellations in the sky.

Discover what neutron stars and pulsars are and view pictures of them. Includes links to additional resources and lesson plans.

An excellent site dedicated to the constellations and information about the objects which make them up. Contains a great deal of information about various stars, galaxies and other objects, as well as details on how best to observe them.

Is that a lion in the sky? Find out what the constellations are, how they were named, and when stargazers might see specific ones throughout the year.

This resource discusses advanced giants, super giants, and giant stars. Links in the information provide further information on specific terms.

Discusses the formation of the white dwarf and the role this star plays in the formation of a white dwarf supernovae.

This NASA site that explains the notable features of stars and constellations, including medium and massive stars. Many terms are clickable links to definitions. There is also a link to the Level 1 version of this site, which is written...

This resource contains information about planetary nebulae and their characteristics.

Empty space in outer space is not truly empty. Celestial objects fill the space not occupied by planets, stars, and such. This resource identifies these objects and further explains their existence.

A fantastic collection of information about the solar system. Includes information on all of the planets, the moon, the sun, asteroids, comets, meteoroids, and stars. Also find puzzles, a dictionary, quizzes, classroom activities, and...

This resources focuses exclusively on astronomy. It's packed with historical facts about space exploration, famous people who pioneered the study of stars and planets. It features chronological list of space exploration, current news,...

This animation discusses the history of the constellations and the naming according to myths. The specific constellation dealt with in this animation is Ursa Major and Ursa Minor (the bear and the baby).

Site provides a brief introduction to binary stars. Additional resources for students and teachers on this topic are offered as well as related topics.

This site has factual information about Andromeda. Also contains other links.

This site provides detailed history and star cluster location information for each zodiac constellation. Also includes links (mostly to Wikipedia pages) to additional information for keywords that appear in the articles.

This site is a good resource to study Astronomy. It has six sessions: the Universe, the solar system, the earth and the moon, history of Astronomy, articles, famous astrologers and a glossary.

A NASA space scientist provides 98 questions and answers about the sun, the center of our solar system.

This video segment adapted from NASA uses animation to illustrate the properties of meteor showers and comets. Included is are visualizations of a comet's tail and of Earth passing through a debris stream left behind by meteoroids.

Charles Messier (1730-1817 CE) is credited for discovering 13 comets. He also began the Catalog of Nebulae and Star Clusters. This catalog as well as a great deal of information on Messier is available here. The Messier objects are also...

Using the early Dunhuang Star Atlas, an important historical and scientific document of the sky seen from China dating from before AD 700, learn about astronomical history from the perspective of China. Find resources and analysis that...

Under the heading, "Comets Kick up Dust in Helix Nebula" this site a particular nebula in the constellation Aquarius. In addition to an image, the site provides information on nebulas and star systems.

This site from the Hubblesite highlights an article written about a supernova shock wave. Provides images as well as video footage. Site offers links to fast facts, a question and answer section as well as related links.