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The Sun

Lunar lander floating above the moon, with the Earth in the background

Let's Talk Space Exploration Resources

Discover a set of resources to develop background knowledge on the topic of space exploration.

Warm and cool Earth

Weather: Temperature

Temperature affects the way we live, the clothes we wear and activities we do. But how does temperature vary across the globe?

Tree through the four seasons

Why do we have seasons?

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

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.


Sun: Sunset

5 images of scenes showing various sunsets


Sun: Sunrise

5 images of scenes showing various sunrises