Mysterious 'Oumuamua Object Still Baffles Scientists 3 Years After Discovery In a phenomenon that has left astronomers scratching their heads, an unusual object known as 'Oumuamua has been puzzling scientists for three years since its discovery in 2017. The interstellar visitor, which originated from outside our solar system, was initially thought to be a comet or asteroid, but its unusual shape, size, and composition have since raised more questions than answers. As researchers continue to study the object, they are still struggling to determine its true nature and purpose, sparking intense debate and speculation about the possibility of extraterrestrial life. With new findings and observations emerging, scientists are taking a fresh look at 'Oumuamua and its potential implications for our understanding of the universe.