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Roberta Bondar Reaches Space on Discovery
A neurologist’s view from orbit—science, firsts, and a new Canadian milestone.
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—— ON THIS DAY —— |
JAN 22, 1992
Kennedy Space Center, Florida, United States
34 years ago

On January 22, 1992, aboard the Space Shuttle Discovery on mission STS-42, Dr. Roberta Bondar flew as a payload specialist, becoming the first Canadian woman and the world’s first neurologist to travel into space.
STS-42 carried the International Microgravity Laboratory-1 (IML-1), a Spacelab mission focused on life sciences and materials research in weightlessness.
Bondar’s presence symbolized something bigger than an individual “first.” It showed how modern spaceflight is built: international crews, specialized expertise, and science designed not just to reach orbit, but to understand what happens to bodies and systems once you’re there.
—— MARQUEE EVENT —— |

Bondar conducted and supported over 40 experiments in the Spacelab module, spanning physical and life sciences, with special relevance to how living systems adapt in microgravity.
The mission lasted just over eight days, but its purpose was long-term: build the scientific foundation for extended human presence in space by studying everything from the human nervous system’s adaptation to weightlessness to how materials behave when gravity stops dominating the rules.
In other words: this wasn’t space as spectacle. It was space as a working lab, where a neurologist’s training could directly inform the future of human spaceflight.
—— WHY THIS MATTERS ——
Bondar’s flight matters because it captures what “progress” often looks like in real life: a combination of representation, specialized competence, and mission-driven science.
A barrier broke: the first Canadian woman in space expanded the mental picture of who belongs in high-stakes exploration.
A new kind of astronaut became central: modern missions depend on domain experts who translate their field into experiments that can only happen in orbit.
Space medicine moved forward: studying how bodies adapt—and recover—helps shape safer long-duration missions.
It’s also a reminder that the most important “firsts” aren’t just personal milestones; they’re milestones for what a country, a community, and a generation can imagine next.
—— THE TAKEAWAY ——
On January 22, 1992, Roberta Bondar didn’t just travel into space: she took a scientist’s toolkit into orbit, bringing a medical and neurological perspective to the frontier.
Her flight is a snapshot of the best kind of exploration: bold enough to inspire, rigorous enough to measure, and collaborative enough to last.
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—— QUOTE OF THE DAY —— |
“Space is not just about exploration… it’s also about understanding ourselves.”
— Roberta Bondar.
—— OUR QUIZ OF THE DAY —— |
How much do you know about the Space Shuttle Discovery missions, and the science of how the human body adapts to microgravity?
Take today’s quiz and test your knowledge of Canada’s breakthrough moment in space, and the experiments that helped prepare humanity for longer journeys.
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