NASA
Dawn Mission: Dawn Classrooms: Dwarf Planets
Students learn about dwarf planet classification through a researched-based instructional strategy called direct vocabulary instruction. Teacher guide and student activity sheet are included.
CK-12 Foundation
Ck 12: Earth Science: Dwarf Planets
[Free Registration/Login may be required to access all resource tools.] Describes the characteristics of dwarf planets.
CK-12 Foundation
Ck 12: Earth Science: Dwarf Planets
[Free Registration/Login may be required to access all resource tools.] Describes the characteristics of dwarf planets.
Views of the Solar System
Views of the Solar System: Dwarf Planet Pluto
Discover interesting information about the planet Pluto through a vast archive of photographs and scientific facts.
California Institute of Technology
The Discovery of Eris, the Largest Known Dwarf Planet
Until the discovery of Eris, Pluto was known as the largest Keiper belt object. This dwarf planet has replaced Pluto in size and is accompanied by a satellite that has been given the name Dysnomia. Learn about this distant world here...
Ducksters
Ducksters: Kids Science: Learn About the Dwarf Planet Pluto
Kids astronomy. What is Pluto like? How do we know about this dwarf planet?
Famous Scientists
Famous Scientists: Michael E. Brown
This article discusses the life and scientific discoveries of Michael E. Brown. Learn how he is credited with downgrading Pluto from a planet to dwarf planet.
University of California
Ucla: What Makes a Planet
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.
Nine Planets
The Nine Planets: Pluto
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.
Other
University of Leicester: The Solar System
Resource explores the solar system, with an in depth discussion of each of the planets and their properties.
European Space Agency
European Space Agency: Esa Kids: Our Universe: Pluto
A basic overview of the dwarf planet Pluto. Links to information about the other planets and objects in our solar system are included.
BBC
Bbc: Astronomers Name 'World of Chaos'
In mythology, it was Eris that sparked the quarrel ultimately resulting in the Trojan War. It was fitting then that Michael Brown of the California Institute of Technology should name this highly debated object Eris. Learn more about...
Famous Scientists
Famous Scientists: Clyde Tombaugh
Find out about Clyde Tombaugh, the scientist who discovered the dwarf planet Pluto in 1930, and also discovered a number of asteroids.
Read Works
Read Works: Way Out World
[Free Registration/Login Required] This informational text passage describes the solar system's dwarf planet named Haumea. This passage is a stand-alone curricular piece that reinforces essential reading skills and strategies and...
California Institute of Technology
Spitzer Science Center: Crystals Around Brown Dwarfs
This image, titled "Planet Clumps and Crystals around Brown Dwarfs" features a chart representing four brown dwarf stars. The text under the image details various specifics about the picture.
Science4Fun
Science4 Fun: Pluto
Learn fun facts and details about the atmosphere, geography, composition, and discovery of Pluto, a dwarf planet.
National Earth Science Teachers Association
Windows to the Universe: Our Solar System
Our solar system is filled with a wide assortment of celestial bodies - the Sun itself, our eight planets, dwarf planets, and asteroids - and on Earth, life itself! The inner solar system is occasionally visited by comets that loop in...
Cosmos 4 kids
Cosmos4 Kids: Solar System: 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.
E-learning for Kids
E Learning for Kids: Science: Seychelles: What Is the Solar System?
In this lesson, students learn about the planets, their moons, asteroids, comets, and dwarf planets in our solar system.
NASA
Nasa: The Space Place: Hail King of the Ice Dwarfs
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&E Television
History.com: The Space Race: Interactive Universe
A virtual journey through space offers photos and facts about Earth and its neighboring planets, comets, other celestial bodies of the Solar System, and the Milky Way and Andromeda galaxies.
NASA
Nasa's the Space Place: King of the Ice Dwarfs
An information page all about Pluto! Learn about Pluto's size, path around the sun, temperature, location, and traveling partner Charon.
TED Talks
Ted: Ted Ed: Nasa & Trappist 1: A Treasure Trove of Planets Found
Seven Earth-sized planets have been observed by NASA's Spitzer Space Telescope around a tiny, nearby, ultra-cool dwarf star called TRAPPIST-1. Three of these planets are firmly in the habitable zone. In this video, NASA Scientists...
Georgia Department of Education
Ga Virtual Learning: Our Solar System
This interactive tutorial will take students on a tour of our solar system. Students begin near the Sun with the really hot planets of Mercury and Venus. They will learn about Mars, probably the first planet that humans will visit. Next...