The Earth and Space: Astronomical processes

Explore the effects of asteroid impacts in this hands on activity.

This backgrounder explains what temperature is, how it is measured, how it affects people, and how it is controlled on the International Space Station.

Earth is covered in rocks. So are Mercury, Venus, Mars and the Moon. Does that mean the rocky planets are all the same?

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

Humidity is an important part of life on Earth and life in space. This backgrounder explains what humidity is, how it is measured and how it affects us both mentally and physically.

Canadian astronauts Jeremy Hansen and David Saint-Jacques explain how learning to fly an aircraft prepared them for the challenges of living in space.

This backgrounder explains the difference between planets, dwarf planets and small solar system bodies, such as asteroids and comets.