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

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...

If you live in a big city or urban area it is hard to see many stars at night. In most urban areas only the most brilliant stars, planets and the moon can be seen. This is because of something called light pollution which is the...

Biographies of people throughout history who looked at the sky and wondered what was there. Links to a detailed description of the planets and interactive activities.

A NASA scientist, Dr. Sten Odenwald, answers many students' questions. Topics include planets, galaxies, black holes, the origin of the universe, and common misconceptions about space.

When you are in the city, only a few of the brightest stars are visible. But when you are in the country, you can see many more stars than you can count. Sometimes you can even see the bright belt of our galaxy, the Milky Way. In this...

Very informative and in-depth site about meteors, meteorites and their impacts. This site provides lots of text to inform about meteors, lots of pictures of the different types of meteorites, tables and statistics about meteors and...

An article explaining how the Greeks were able to use their science and mathematics to predict where astronomical objects such as the Planets could be found in the nighttime sky even though their underlying premise was that the earth did...

In-depth information site on Venus, complete with a thorough glossary, links to a wide array of related sites, thumbnail picture files linked to larger images, and even a short audio file from a classic symphony.

At this site from HubbleSite you can learn everything you wanted to know about planets like what is the weather on Mars, what is the black eye on Jupiter? Site also provides links to information on the telescope, the rest of the planets,...

Invented in ancient Egypt, the plane astrolabe is a tool used by astronomers and navigators to determine time and identifying positions of the Sun, Moon, stars, and planets. Read text or view the video to understand the details of its...

Resource explores the solar system, with an in depth discussion of each of the planets and their properties.

Celestial navigation is the art and science of finding one's geographic position by means of astronomical observations, particularly by measuring altitudes of celestial objects - sun, moon, planets or stars. This activity starts with a...

Get to know the twin of Neptune with this introduction to Uranus. Listen to the information in an audio file. Features include a printable version of the page, and vocabulary words are linked to a glossary of terms.

This hands-on astronomy activity lets learners hunt for different objects in the night sky that contribute to stellar and planetary formation, using a Treasure List. They will learn how stars and their planets form and will find objects...

This Eight Planets site briefly describes solar wind, a low density stream of charged particles emitted by the Sun. It also provides the basics on the sun's composition and additional sun links.

Students use various articles about how atoms are made and spread throughout the universe starting with the Big Bang. They will study the articles as groups and will then present their information to the class.

In this interactive module students will explore what different ancient cultures believe was an explanation of the stars and planets. They will look at how the work of Nicolas Copernicus revolutionize the world of astronomy and learn how...

Read about the sights you can see in a clear night sky. Book includes audio narration in 16 additional languages with text in English.

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

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 complete resource will help students to improve their understand of space exploration. Includes images of the universe, galaxies, stars and planets.

Take this ten-question self-scoring quiz to test your knowledge of astronomy facts: age of the universe, why stars and planets are spheres, where other life might exist in the outer space, the Milky Way, and more.

Everything in our universe has mass- from the smallest atom to the largest star. But the amount of mass has remained constant throughout existence even during the birth and death of stars, planets and you. How can the universe grow while...