Astronaut Sophie Adenot documented a hobby science experiment aboard the International Space Station that failed to produce the expected results.

These informal experiments highlight the unpredictable nature of microgravity and the creative problem-solving required for astronauts living in orbit. While official missions follow strict protocols, personal scientific exploration allows crew members to engage with the environment in unplanned ways.

The event occurred on day 107 [1] of her mission during orbit 1,658 [2]. Adenot shared the experience via a video released by the European Space Agency, noting that she often spends Sunday mornings inventing fun science experiments to occupy her time.

"Day 107, orbit 1,658 — I’ve often been asked about my hobbies in space… Well, one of them is inventing fun science experiments on Sunday mornings," Adenot said.

She described the process as more challenging than she had initially imagined. The astronaut said that the activity requires a significant amount of creativity to execute in a weightless environment, a factor that contributes to the unpredictability of the outcomes.

"It’s a lot of fun - and it’s actually more challenging than I had imagined… I like the way it requires quite a bit of creativity! Spoiler alert: it does not always go as planned," Adenot said.

Although the specific scientific goal of the experiment was not detailed, the outcome served as a demonstration of the difficulties inherent in orbital research. Even simple tasks can become complex when gravity is removed from the equation.

It’s a lot of fun - and it’s actually more challenging than I had imagined

This incident underscores the gap between theoretical science and practical application in microgravity. By sharing the failure of a hobby experiment, Adenot provides a transparent look at the trial-and-error process of space exploration, illustrating that even experienced astronauts face unexpected hurdles when testing new hypotheses in orbit.