Learn about the lives of stars, and how stars and planets form. The Interactive activity, 'Planet Families' requires Adobe Flash and cannot be launched.

Besides an introduction to exhibitions and events at the museum, the site provides a guide to stargazing, an astronomy FAQ, space news, virtual tours (see site map) and research resources (including Chinese-English star and constellation...

Did you know that ancient astronomers could measure the distance to other stars? They could also distinguish between stars and planets. How could they do that without modern technology of telescopes? See if you can discover the link...

In ancient times only five planets were known: Mercury, Venus, Mars, Jupiter, and Saturn. Learn about Greek astronomer Ptolemy's theory for the solar system that was to survive for fourteen centuries.

Take a virtual tour of the solar system starting with detailed information about the sun.

A basic overview of supernovas. Links to more information about starts, planets and other objects in our solar system and galaxy are included.

Material to begin an exploration of the Solar System: the characteristics of the planets, theories about planet formation, and more. An hour-long video is accompanied by learning goals, an outline and overview, details on star formation,...

A collection of audio lectures from an introduction to astrophysics course taught at the University of California, Berkeley. The course discusses the solar system, stars, quantum mechanics, gravitation, and cosmology focusing on how...