A collection of high-resolution images of space. Images "showcase the discoveries and excitement of planetary exploration, with a focus on the origin and evolution of the Solar System and the search for life".

An article describing how the sun, planets, moons, and beyond Pluto was formed. Learn more about the beginning of our solar system.

A gallery of pictures of the cosmic beauty of the Sun, our Solar System, and exoplanets. Pictures include a caption of what the viewer is looking at.

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

[Free Registration/Login Required] This informational text passage shares facts about planets in the solar system. This passage is a stand-alone curricular piece that reinforces essential reading skills and strategies and establishes...

This thorough look at our solar system has numerous links to a variety of topics that are updated periodically.

This activity is designed to assess the comprehension of concepts related to the planets and other astronomical bodies in the Solar System.

Discusses different features that can be incorporated into a home's design in order to harness solar energy.

Explains the types of solar water heaters a home can have. These include a passive system, an active system, and a solar collector, as well as the need for a storage tank. It also gives tips on how to get the best use from a solar water...

Explains how photovoltaic systems work and how Texas homeowners are using them. Discusses how a homeowner can use solar energy and still be on the electricity grid system.

Discusses photovoltaic energy systems and their many applications, e.g., in telecommunications, consumer products, space technology, solar lights, etc.

All the planets are competing to see who is the best planet in the Solar System. Read the story in Spanish to learn the results of the pageant. Excellent source of information presented in a fun manner.

A graphical representation of facts, figures, and information about our solar system's only star, the sun.

NASA-sponsored coverage and research on a range of topics related to space exploration -- flying weather stations, comets, first steps on the Moon, and other space-related topics -- are presented in age-appropriate activities, lesson...

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.

These hands-on activities are are a great way for students to gain perspective on the relative sizes and distances of each planet, the relationship between the sun and Earth, and much more.

These hands-on activities are are a great way for students to gain perspective on the relative sizes and distances of each planet, the relationship between the sun and Earth, and much more.

This site gives you opportunities to practice putting the planets in the correct order from the sun. Press "Click here to begin" to get started.

These hands-on activities are are a great way for students to gain perspective on the relative sizes and distances of each planet, the relationship between the sun and Earth, and much more.

Did you know the continents on Earth are in constant motion? Our knowledge of this is thanks to both Alfred Wegener and Harry Hess. This article discusses the work of these two scientists.