Harvard University
Harvard University: The Solar System
These hands-on activities 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.
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.
Space Telescope Science Institute
Hubble Site: Solar System Images
A listing of clickable images of objects in the Solar System from the Hubble telescope that includes the following: Venus, Mars, Jupiter, Jupiter's satellites, Saturn, Saturn's rings and satellites, Uranus, Uranus' rings and satellites,...
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.
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.
Kidport
Kidport: Space Science
This complete resource will help students to improve their understand of space exploration. Includes images of the universe, galaxies, stars and planets.
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.
California Institute of Technology
Cool Cosmos: Ask an Astronomer: Neptune
Resource provides a deeper look at the planet Neptune. Just click on the frequently asked question link and dive into knowledge.
Johns Hopkins University
New Horizons Website
This site from the Solar System Exploration section of NASA provides an overview of the space mission to Pluto, Charon, and the fringes of our Solar System. It describes the Kuiper Belt, and the objects involved with it, provided links...
Nine Planets
The Nine Planets: Comets
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.
Other
Simple Science: Planetary Gallery
The innovative resource examines images of the Sun, Moon, Pluto, and all eight planets in the Solar System. Learners calculate the diameter of each object and rank the objects in order of size. The activity has an interactive online...
NASA
Nasa: Image Science Center: Ask the Space Scientist
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.
NASA
Nasa: Solar System
This resource provides a general overview of all the planets in the solar system, as well as the sun, various comets and asteroids, the deep space network, and the latest solar system news.
Arizona State University
Mars Global Surveyor: Kuiper Belt Objects
This site describes the extended belt of small bodies residing just outside the orbit of Pluto, the Kuiper Belt.
ClassFlow
Class Flow: Space Solar System
[Free Registration/Login Required] In this lesson students will compare and contrast the attributes of star, star patterns and planets. Students will also have the opportunity to review facts about each planet and then complete various...
Extreme Science
Extreme Science: Space Science: Our Solar System
Read about our solar system and its formation over 4.6 billion years ago. Find out about the planets, asteroids, meteors, satellites, and comets. More in-depth planet background can be accessed through links.
NASA
Nasa: Surface Maps of the Solar System
Solar system surface map database. Includes maps of all solid planets and many moons. Maps of gas planets are either based on images taken by Voyager, or are fictitious maps including general storm systems.
Other
The Telson Spur: The Solar System
This is a list of links to online resources related to the study of the planets. It has a literary theme associated with the Lewis Carrol poem "The Hunting of the Snark" with many quotes from literature and science. Navigation tools...
NASA
Nasa Space Place: El Space Place
NASA's space science site for kids - en Espanol. Features a wide range of activities, including games, projects, animations, and more. Also contains useful information on basic physics, chemistry, and other natural sciences, offering...
Curated OER
Nasa's the Space Place: Solar System: Pluto's Orbit
An illustration showing Pluto's and the other planet's orbits around the sun.
Cosmos 4 kids
Cosmos4 Kids: Solar System Details: 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.
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.
Other
Observatorio Arval: Clyde Tombaugh
This is a biography page for the American astronomer and discoverer of Pluto, Clyde Tombaugh.
Other
University of Cambridge: Astro Adventure
Imagine a time when you can travel through space, planet to planet, cheaply and in comfort, when you can take a trip to the stars as your next holiday. Well, imagine no more. Learn more about the solar system as you take this trip of a...