Artist's concept of NASA's New Horizons probe flying past the dwarf planet Pluto on July 14, 2015. New Horizons crossed the orbit of Neptune on Aug. 25, 2014, 25 years to the day after NASA's Voyager 2 spacecraft flew by the distant blue planet. read more
New Horizons launched on Jan. 19, 2006 and conducted a six-month-long reconnaissance flyby study of Pluto and its moons in summer 2015, culminating with Pluto closest approach on July 14, 2015. read more
And Nasa has announced that the spacecraft has now crossed the orbit of Neptune, the last planetary crossing on its way to Pluto, in record time. The New Horizons probe (artist's illustration shown) has passed the orbit of Neptune on its way to Pluto. read more