NASA DISCOVERS another Solar System with 8 Planets. In a latest NASA discovery, Kepler mission has discovered, eight planet system with the help of Kepler space telescope and artificial intelligence. NASA, in a statement informed “Our solar system now is tied for most number of planets around a single star,”. NASA has named the new planet 'Kepler-90i'. However, none of the planets is having life supporting environment. Google CEO Sundar Pichai tweeted, "Kepler-80 g, and Kepler-90 i -- which is in the first 8-planet system outside our own! Amazing example of how AI can help w/ new scientific discoveries. Next stop, hyperspace." Watch the video to know more.