Miniature human hearts and brains have been sent to the International Space Station by researchers from Mount Sinai, NASA, and Space Tango. This launch aims to study the effects of microgravity and radiation on these organs, which may accelerate aging. The mission seeks to understand how living and working in space affects humans and to model accelerated aging for Earth-based research. The mini organs are housed within a shoebox-sized, automated laboratory called CubeLab, developed by Space Tango. Researchers are sending up to 16 miniature hearts to test their response to electrical signals and near-zero gravity. Miniature brains, called miBrains, are also being sent to observe their reaction to the space environment. These mini organs are considered cost-effective and space-efficient substitutes for full-sized human organs. The microgravity environment allows unique study of conditions similar to prolonged sedentary lifestyles or bed rest on Earth. The findings from this research are expected to have applications for diseases like Parkinson's and Alzheimer's. This project is also a foundation for future deep space exploration research.