PBS
Pbs Learning Media: All Planet Sizes
This illustration from the Lunar and Planetary Laboratory shows the approximate sizes of the planets relative to each other. Note that the planets are not shown at appropriate distances from the Sun.
PBS
Pbs Learning Media: A Strange New Planet
This video segment adapted from NOVA features the first planet to be discovered outside our solar system. Its surprisingly large size and short orbit sent scientists back to their data and led them to discover similar planets. [3:06]
National Geographic
National Geographic: Extreme Weather on Other Planets
Examine the variety of weather found on all of the planets in the solar system with this classroom exercise. Students will see a video and observe differences and similarities among the planets.
PBS
Pbs: Find the Planets
Find out how astronomers locate new planets by observing the traits of the stars they orbit. Get some tips at locating stars with the help of star maps.
Science Buddies
Science Buddies: How Big Are the Planets in Our Solar System?
This activity explores the relative size of the eight planets that circle around the Sun.
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.
NASA
Nasa: Mission Science: What Is a Planet?
Find out about how planets have been classified historically, and what scientists use to study them.
NASA
Nasa: Planets in a Bottle
In this simple lesson, students grow yeast to learn how the climates on each of the nine planets would affect life.
Alabama Learning Exchange
Alex: To Infinity and Beyond Magazine of Planets
This is a student led activity in which students have to accomplish the task of choosing the most entertaining way to relay written expository information. Art/self expression along with technology are utilized to develop a classroom...
NASA
Nasa: Jet Propulsion Laboratory: Planet Quest: Exoplanet Exploration
Constellation of articles, images, diagrams, posters, videos, and more on the subject of the search for planets, particularly Earth-like planets, outside our solar system.
Nine Planets
The Eight Planets: Earth
Excellent Eight Planets site that provides a vast amount of information about planet Earth. Very comprehensive and complete site.
Lonely Planet
Lonely Planet: Cyprus
This Lonely Planet site offers a down-to-earth summary of the culture of Cyprus. Read about ancient relics, religion, and food.
Nine Planets
The Eight Planets: The Sun Solar Wind
This Eight Planets site briefly describes solar wind, a low density stream of charged particles emitted by the Sun. It also provides the basics on the sun's composition and additional sun links.
Nine Planets
The Nine Planets: Earth Facts
Find lots of information about our planet Earth here. Covers basic facts, Earth's history, layers of the Earth, plate tectonics, composition of the atmosphere, Earth's magnetic field, and some facts about our moon.
TeachEngineering
Teach Engineering: The Amazing Red Planet
The purpose of this lesson is to introduce students to the planet Mars. This lesson will begin by discussing the location and size of Mars relative to Earth, as well as introduce many interesting facts about this red planet. Next, the...
Physics Aviary
Physics Aviary: Practice Problems: Finding Mass of a Planet
Students must determine mass of a planet based on the orbital motion of a satellite around the planet.
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.
NASA
Nasa Star Child: Mars, the Red Planet (Level 2)
A general introduction to Mars. Includes a glossary of terms and two images of Mars. Many interspersed links to more graphics and more detailed information about the planet Mars. Also includes a printable version and links to other...
Lonely Planet
Lonely Planet: Turkmenistan
Lonely Planet gives some information on the history of Turkmenistan before, during, and after its incorporation into the Russian, then Soviet Empire.
Lonely Planet
Lonely Planet: North Korea
Travel site with stunning photographs from the Lonely Planet offers information on traveling to North Korea, including history, geography and culture.
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...
Australian Broadcasting Corporation
Australian Broadcasting Corporation: News in Science: New Earth Like Planet 'Habitable'
From ABC News in Science, Irene Klotz's article discusses the findings of researchers and scientists related to the discovery of an "Earth-like planet" which is capable of supporting life.
NASA
Nasa: Finding the Distances Between Planets
NASA site features a lesson plan that teachers can use to help their students see how far they are from each of the planets.
Alabama Learning Exchange
Alex: Inner and Outer Planets of the Solar System
In this science lesson learners will work collaboratively to learn and introduce the eight planets, sizes, characteristics, and their order. They will use size comparisons, research a planet, design a poster and create a PowerPoint...
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