MONTREAL – Canadian scientists working on asteroid missions, exploring the universe through the James Webb Space Telescope or helping to put rovers on Mars say they can in some way thank Marc Garneau, who left an enduring legacy both as an astronaut and head of the country’s space agency.

While best-known in later years as a federal cabinet minister, Garneau, who died this week at 76, was also a Navy officer, a systems engineer, and an astronaut with a lifelong passion for science, according to his friends and colleagues.

In 1984, he made history as the first Canadian in space when he served as a payload specialist aboard the Space Shuttle Challenger. He returned to space twice more, in 1996 and 2000, before serving as the president of the Canadian Space Agency from 2001 to 2005.

“All h

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