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Nasa: Space Place: Solar System Comparative Sizes
This picture compares the sizes of the moons of the different planets in the solar system.
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There Are Many More Objects in Our Solar System Than the Planets.
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.
Curated OER
Nasa: Space Place: Planet Size Comparison
See how all the planets in our solar system compare in size.
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New Solar System Not to Scale (Bbc)
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...
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Solar Eclipse
A portal to resources on the sun, the Earth's neighboring planets, and the weather in space. Find out why Saturn is the "jewel of the Solar System" and explore what happens when Venus and Mercury make their rare transits across the sun.
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Science Kids: Science Images: Jupiter
A large photo of Jupiter, the largest planet in our solar system.
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Saturn Photo
In this activity, "You will investigate the concepts of relative size and distance by creating a basic model of our solar system." Planet printouts are provided and this site contains related links.
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Sunspots
A portal to resources on the sun, the Earth's neighboring planets, and the weather in space. Find out why Saturn is the "jewel of the Solar System" and explore what happens when Venus and Mercury make their rare transits across the sun.
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Auroras
A portal to resources on the sun, the Earth's neighboring planets, and the weather in space. Find out why Saturn is the "jewel of the Solar System" and explore what happens when Venus and Mercury make their rare transits across the sun.
Curated OER
Nasa Logo
A portal to resources on the sun, the Earth's neighboring planets, and the weather in space. Find out why Saturn is the "jewel of the Solar System" and explore what happens when Venus and Mercury make their rare transits across the sun.