1999, May 27 – June 6, Julie Payette becomes first Canadian to board the International Space Station (ISS) with crewmates on mission STS-96/2A.1

Marc Garneau

Canadian Space Agency, n.d. 

On May 27 – June 6, 1999, aboard Shuttle Discovery, Julie Payette becomes the eighth CSA Astronaut in orbit and the first one to board the International Space Station (ISS), alongside her crewmates on mission STS-96/2A.1.

"The first logistics mission to the International Space Station (ISS), making use of the Canadarm in its 53rd shuttle flight. Payette becomes the third Canadian astronaut to operate the arm when she uses it to inspect the targets of the Canadian Space Vision System. Upon completion of the station leg of the mission, Payette is responsible for the ejection out of the cargo bay, of the basketball-shaped STARSHINE educational satellite." (Canadian Space Agency, n.d.). 

More Information: Canadian Space Agency - Mission STS-96

1999, Julie Payette becomes first Canadian to board the International Space Station (ISS)