RT @NASA: TODAY: After over 9 years & 3+ billion miles, @NASANewHorizons #PlutoFlyby is at 7:49am ET. go.nasa.gov/1M7JjMK http://t.co/GyvGs5iYXz
RT @NASA: TODAY: After over 9 years & 3+ billion miles, @NASANewHorizons #PlutoFlyby is at 7:49am ET. go.nasa.gov/1M7JjMK http://t.co/GyvGs5iYXz