University of Glasgow engineers plan space-based whisky aging experiment

Engineers from Scotland and Japan are planning a five-year orbital experiment, nicknamed ‘Space Puffin’, to study how the space environment affects the maturation of Scotch whisky. Scheduled for launch in 2028, the mission will utilize a CubeSat carrying samples of whisky, its base ingredients, and wood to replicate cask interactions.

The satellite is expected to reach the International Space Station via a SpaceX resupply mission before being deployed from the Japanese Experiment Module, Kibo. Researchers aim to observe how the extreme temperature fluctuations in orbit—ranging from -150 to 200 degrees Celsius—impact the chemical composition and color of the spirit. It is hypothesized that these rapid cycles could accelerate the aging process and produce ‘very bold’ flavors.

Beyond the novelty of space-aged spirits, Dr. Gilles Bailet of the University of Glasgow noted that the research could provide critical insights into orbital manufacturing. Understanding how liquids and chemical processes behave in microgravity may eventually assist in the production of complex molecules for pharmaceuticals that are difficult to create on Earth.