262K views · 7.9K reactions | #Oumuamua is the first object ever seen in our solar system that is known to have originated elsewhere. It has perplexed scientists with its high speed of 196,000 mph and its trajectory as it whipped around the Sun. Here’s what we know (and don’t know) about this mysterious visitor: https://go.nasa.gov/2MKsGdj | NASA - National Aeronautics and Space Administration | Facebook