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Sue, the Field Museum’s famous Tyrannosaurus Rex, is headed to the final frontier. Well, not Sue exactly, but at least a few microscopic parts of her are going into orbit.

Scientists at the University of California Davis have been collecting microbes for Project Mercury, and will send them to the International Space Station on Sunday for experiment on the effects of space on bacteria.

Darlene Cavalier is with Science Cheerleader, the group leading the experiment. She joined Matt Bubala with details on the project:

Sue, the most complete Tyrannosaurus Rex ever found, on display at the Field Museum. (Field Museum photo)