On to Pluto! NASA Spacecraft Now Beyond Neptune's Orbit (Photos)
Monday, August 25, 2014 - 15:31
in Astronomy & Space
New Horizons — which is scheduled to zoom through the Pluto system on July 14, 2015 — passed Neptune's orbit today, 25 years to the day after NASA's Voyager 2 probe executed the first-ever flyby of faraway Neptune and its icy moon Triton.