Many of the objects you can see in the night sky are stars, large objects in space that produce light. Our galaxy, the Milky Way, contains more than 100 billion stars. Stars are so far away that their light does not reach us for years....

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...

[Free Registration/Login Required] Have you ever looked into the night sky and wondered where all those millions and millions of stars come from? Find out here with a mini astronomy lesson! You'll discover what stars are made of and how...

The NSTA vetted source includes resources to help students describe patterns of the sun, moon, and stars using observation. Included are assessment ideas, videos, examples, lesson plans, and photos of student work.

Take a journey through the solar system with this interactive guide. Includes planetary history, "travel information," "tourist highlights," and video clips. Games and quizzes include a Solar System jigsaw that prompts the student to...

If you look up at the sky on a clear night, you may see a red dot among the stars. This dot is Mars, named in ancient times after the Roman god of war. Although no one has ever visited this red planet, we know a lot about it. This site...