Earth, Moon, Sun

Resources

Astronauts from the Apollo Mission landing on the moon.

Let's Talk Lunar Resources

How does lunar exploration help us tackle challenges in such areas as energy, healthcare and the environment?

Astronauts Anne McClain and David Saint-Jacques

Space Videos

Universal Coordinated Time

Grade

Jurisdiction

Today, you know it's the same time everywhere in your time zone thanks to Universal Coordinated Time. But when humans used the Sun to tell time, they couldn’t tell time precisely.

Why do we have seasons?

Learn why seasons change. Discover how they’re different in the Northern and Southern hemispheres.

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.

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.

Moon: Phases

8 images of different lunar phases showing the portion of the Moon lit by the Sun as the Moon orbits the Earth and as seen by us on Earth

Day and Night

Students learn about and apply observing, sorting & classifying, and comparing & contrasting skills as they learn about the cycle of day and night.

Cosmic Radiation and Aviation

Learn how people came to understand the source of cosmic radiation, as well as how this radiation impacts those who work in and travel on airplanes.

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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