Artificial intelligence finds solar system with 8 planets like ours

A solar system with as many planets as our own has been discovered with the help of NASA's Kepler space telescope and artificial intelligence, the US space agency said Thursday."Our solar system now is tied for most number of planets around a single star," NASA said in a statement.The eight-planet system -- the largest known outside of ours -- orbits a star called Kepler 90 some 2,545 light-years away.