There's more to that glowing ball of light in sky than most children realize. From the overall structure of the solar system, to the changing of the seasons, these hands-on lessons open the eyes of young scientists to...

Science can be quite tasty. A delectable unit from NASA shows learners why it's important to consider food, nutrition, and health in space. Four lessons explore the idea in great depth, including testing cookie recipes. Along the way,...

An illustrated slide show highlighting the origin and make-up of our solar system.

A learning module that begins with "Learning About the Solar System" by Barbara Radner, accompanied by guided reading questions, assessment questions, and discussion questions. The text can be printed as a PDF or assigned online through...

This article answers some of the most common questions about Mars: Why is it red? Is there water on Mars? What else have scientists discovered from spacecraft that have landed there? Also, visitors can follow links to learn more about...

Prepared by NASA, this site provides a detailed look at the planet Neptune. The menu tabs are divided into overview, moons, rings, photo gallery, and facts and figures. Just click to access specific information on any of these topics.