Planets

Resources

Astronaut Walking on Mars or the Moon

Earth vs. Mars

Grade
6,  9
Learn about the characteristics of the Earth and Mars, two planets in our Solar System.
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Earth vs. Mars
Mars Perseverance rover

Exploration of the Planets in the Solar System

Learn about how spacecraft have helped us learn about our Solar System.
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Exploration of the Planets in the Solar System
Pluto lit by a distant Sun

Meet Our Dwarf Planets

Learn about the dwarf planets in our Solar System.
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Meet Our Dwarf Planets
Jupiter’s atmosphere taken from NASA's Juno spacecraft

The Outer Solar System

Learn about the amazing planets and moons of the outer Solar System.
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The Outer Solar System
Astronauts Anne McClain and David Saint-Jacques

Space Videos

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Space Videos
The rocky planets

The Inner Solar System

Earth is covered in rocks. So are Mercury, Venus, Mars and the Moon. Does that mean the rocky planets are all the same?
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The Inner Solar System
ChaoticMind75 - iStock

Why is it colder in the winter even though the Earth is closer to the Sun?

Learn why we have seasons in this hands on activity.
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Why is it colder in the winter even though the Earth is closer to the Sun?
The planet Mars

What is your weight on another planet?

Do you weigh the same on Jupiter as you do on Earth? Learn to calculate your weight on a different planet.
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What is your weight on another planet?
Jan Cami | Astrophysicien

Jan Cami

Job Title
Associate Professor, Astronomy
Jan Cami is an associate professor of Astronomy at the University of Western Ontario.
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Jan Cami