Hawaiian telescope spots a new dwarf planet beyond Neptune
Pluto has another friend.
Pluto's moon Charon features a massive, deep chasm
The Argo Chasma boasts the tallest cliff faces in the solar system.
Pluto might still have an ocean underneath its icy shell
The dwarf planet would look different if its subsurface ocean froze long ago.
Backlit Pluto photo shows evidence of possible clouds
An image of the dwarf planet silhouetted against the sun contains possible proof of theorized methane clouds.
USPS debuts stamps with New Horizons' view of Pluto
New images of the eight other planets are also available in the series.
NASA gets a better picture of Pluto's surface
The photo strip captured by New Horizons is complete.
NY Times sends 300,000 Google Cardboard viewers to subscribers
The Gray Lady wants to virtually fly you to Pluto.
New Horizons spots signs of a former lake on Pluto
Even one of the most distant dwarf planets had liquid on its surface.
New studies detail just how complex Pluto and its moons are
The New Horizons scientists published five new papers on the probe's findings.