Astronauts are modern-day explorers. They courageously travel beyond the Earth to help discover new scientific knowledge.

To date, only a few hundred exceptional people have been to space. Read on to delve into their universe!

Meet David Saint-Jacques!

On December 20, 2018, Canadian Space Agency astronaut David Saint-Jacques will fly to the International Space Station on his first mission. During his assignment, he will conduct a series of scientific experiments, robotics tasks and test new technologies.

Learn more about the mission!


About being an astronaut

Find out what astronauts do, both on Earth and in space.

How to become an astronaut

Everything you need to know if you’re interested in becoming an astronaut.

Canadian astronauts

Read about the careers of our active and former astronauts.

Living in space

Discover what it’s like to live in orbit and experience microgravity.

Human space missions

Consult fact sheets on the missions in which Canadian astronauts participated.


Learn about astronauts, space, space exploration, and much more.

Invite an astronaut to an event

Find out how to invite an astronaut to speak at an event.


Browse photos of astronauts in action, on Earth and in space.


Watch videos to see all of the exciting work that astronauts do.

Date modified: