Here is a fantastic, educational handout packed with information and facts not only about the planets in our solar system, but also regarding major moons and their surface features, dwarf planets, comets, and asteroids. 

New Horizons set forth on a mission to Pluto in 2006. Ten years later, the spacecraft is still on its way. Here, enthusiastic scholars predict what they will be like—likes, dislikes, hobbies, etc.—when New Horizons arrives at its...

In 2006, New Horizons began its mission to fly to Pluto. As it continues its journey, scholars track its progress with the help of an informative website, all the while reinforcing measurement concepts with the construction of a scaled...

In this space science worksheet, students read facts about the solar system. Students look at the diagram showing the position of the planets. Pluto is included as a planet here.

This detailed essay defines planets and compares the characteristics to those of Pluto. Orbital graphs and background information clarify the change in Pluto's categorization. A copy of IAU's Resolution 5 is also contained in this essay.

Take a tour of our solar system and learn fascinating details and observations about the planets.

A basic overview of the dwarf planet Pluto. Links to information about the other planets and objects in our solar system are included.

Discover interesting information about the planet Pluto through a vast archive of photographs and scientific facts.

This site contains copious information about Pluto. The site contains descriptive and statistical information, as well as a detailed article about the search for trans-Plutonian planets and the "Nemesis" hypothesis.

A cool fact sheet about Pluto including a place for students to enter their weight on Earth to convert it to what it would be on Pluto.

Learn all about Pluto ..its discovery, basic facts, recognition as a planet, and most recently, its 'demotion' from a planet to a dwarf planet. The brief, to the point text makes this site most suitable for younger researchers.

Find out about how planets have been classified historically, and what scientists use to study them.

Wikipedia, a publicly-maintained encyclopedia, provides an article on the dwarf planet, Pluto, including images, physical characteristics, history of its naming, the planet/dwarf planet debate, and more.

Learn fun facts and details about the atmosphere, geography, composition, and discovery of Pluto, a dwarf planet.

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

This resource provides a nice overview of Pluto. Get information on Pluto's size, tilt, orbit and surface features. There is also a brief explanation of the "New Horizons" space probe.

A detailed description of comets, their distinct parts, and the known comets in our solar system. Links are also provided for additional information on related subjects.

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.

This site describes the extended belt of small bodies residing just outside the orbit of Pluto, the Kuiper Belt.

Explore space beyond Pluto in the Kuiper Belt region of our solar system. Find out about the space bodies that exist there and what our space missions have taught us about this far away region.

An information page all about Pluto! Learn about Pluto's size, path around the sun, temperature, location, and traveling partner Charon.

This is a biography page for the American astronomer and discoverer of Pluto, Clyde Tombaugh.

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