New images from the New Horizons probe suggest that Charon once had a sub-surface ocean of liquid water.
NASA has released breathtaking new images of Pluto's surface taken by the New Horizons probe.
Astronomers have discovered a dwarf planet located three times further away from the sun than Pluto.
The latest discovery on pluto has revealed that the dwarf planet is pockmarked with small round pits.
Scientists have revealed new findings about the Pluto-sized ball of iron at the center of our planet.
Pluto's impressive blue haze has been revealed for the first time in new images from New Horizons.
Images from New Horizons have been combined to show what it would look like to fly high over Pluto.
Recent photographs from New Horizons have revealed Pluto's surface in more detail than ever before.
Professor Brian Cox has put forward the notion that Pluto may he capable of harboring primitive life.
NASA's New Horizons probe might have finished with Pluto but its mission is not over by a long shot.
New Horizons principal investigator Alan Stern has referred to the planet as a 'scientific wonderland'.
New images from the New Horizons probe have revealed another vast region of mountains on Pluto's surface.
The first ever high resolution images of the surface of Pluto have been unveiled at a press conference.
NASA has confirmed today that the New Horizons probe has successfully made its closest approach to Pluto.
The latest photographs from New Horizons show a distinctive heart shape on the surface of Pluto.
Just 10 days away from reaching Pluto the spacecraft has suffered an unexplained communications failure.
The smaller moons of Pluto are now believed to wobble about unpredictably as they orbit the dwarf planet.
The approaching spacecraft has snapped photographs of what appears to be polar ice on the dwarf planet.
After a journey of more than three billion miles the probe is expected to reach its destination in July.
Evidence suggests that two planets larger than the Earth may be present in the outer solar system.