Professor Stephen Hawking Congratulates the NASA New Horizons Team

Professor Stephen Hawking, regarded as one of the most brilliant theoretical physicists in history, congratulates the NASA New Horizons team. On July 14, 2015, New Horizons became the first spacecraft to visit the dwarf planet Pluto, completing a 9 year, 3 billion mile journey for its historic flyby. Learn more about the New Horizons mission at: Join the online conversation on Twitter at @NASANewHorizons or on Facebook at