The second Alpha Magnetic Spectrometer (AMS-02) on the International Space Station.

Delivered by Space Shuttle mission STS-134 in 2011, AMS-02 is a state-of-the-art cosmic-ray detector designed to examine fundamental properties of matter and the origin of the Universe.

Scientists are looking for a better understanding of antimatter and dark matter, searching for phenomena which exist in nature that have not yet been imagined nor discovered.