Launch a lesson that's sure to capture middle schoolers' interest! Exploration enthusiasts examine the planets of our solar system using an activity from PBS's Space series. The resource includes images and information for each planet,...

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".

Use the following lithographs to envision the scale of our solar system. View different models of planets at different scales, an infographic about the relative sizes of the planets and distance from the sun, and images of the largest...

As technology has advanced, so do our views and understanding of the solar system. No longer do we have to rely on our unaided eyes to observe planets. View these high-quality images of planets provided by NASA spacecraft.

View these amazing high-quality images of our solar system from NASA with this lithograph set. Each lithograph contains images, facts, dates, and general information on a particular subject. Background information and teaching tips are...

This lesson will develop a map of the solar system in proportion to the distance between the planets. It is 1 of 3 in the series titled "The 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.

Comprehensive look at the planet Venus, with many useful facts, figures, photos, and related links. Provides an account of how Venus got it's name and a timeline of significant dates.

Take a look at the inner solar system, outer solar system and trans-Neptunian objects mapped in this portal. Explorers will find images from findings of space missions.

How big is the Earth compared to the Sun? Is Mars bigger than the Moon? Seeing all bodies in the solar system larger than 200 miles in diameter side by side provides an excellent comparison and an interesting perspective.

This site provides vivid images taken in space by the Hubble Telescope. You can view the entire collection or choose an area you enjoy the most. Explore galaxies, the solar system, nebulae and more!

Every day is a cloudy day on Jupiter, the Solar System's reigning gas giant. This 3-dimensional visualization presents a simplified model view from between Jovian cloud decks based on imaging and spectral data recorded by the Galileo...

Comprehensive look at the planet Mercury, with many useful facts, figures, photos, and related links. Provides an account of how Mercury got it's name and a timeline of significant dates.

Reinforce your knowledge about the solar system. Find out what does it take to be a planet, large empty spaces and the dwarf planet.

A diagram of the solar system.

This diagram shows selected moons of the Solar System and includes Earth for scale. Some of the moons shown include Phobos, Deimos, Io, Europa, Ganymede, Callisto, Titan, Hyperion, Ariel, Umbriel, Triton, Proteus and Charon. For more...

This picture compares the sizes of the moons of the different planets in the solar system.

This page provides eight tables of useful information such as Important Constants, Submicroscopic Masses, Solar System Data, Metric Prefixes for Powers of Ten and Their Symbols, The Greek Alphabet, SI units, Useful Formulae, and other...

A brief overview of Titania, Uranus's largest moon. Includes a very good description of the moon's surface. A NASA picture of the day.

Brief overview of Umbriel from NASA. Answers the question "why is the moon so dark"? Provides additional links for more information. A NASA picture of the day.

This comprehensive site delves into other aspects of our solar system besides the planets and the sun. Click on the topics on the right like solar winds, the heliosphere, the heliopause, asteroids, comets, and more.

Did you know our sun in composed of mainly hydrogen and helium? This infograph reviews over all the chemicals that can be found in our sun.

Observe the sun and the rotation of the planets in this moving image from NASA. Observe the axial tilts and directional rotation of planets and how they differ for each planet. Be sure to read the background information on how planets...

Discover brilliant, ominous images of our solar system from space exploration's cutting edge technology. Although this is a commercial site that sells these images, they are still educational and fun to look at.