The first surface details start to come into view as NASA's New Horizons space probe speeds toward its summer rendezvous with Pluto and its moons.
Pluto and its biggest moon Charon appear as colorful blobs in a fresh NASA image taken by the New Horizons spacecraft.
As it makes its way towards its historic encounter with the icy dwarf planet, the New Horizon's probe has started returning images.
After a nine-year journey, NASA's New Horizons spacecraft has kicked off its mission to explore everyone's favorite dwarf planet, Pluto.
After nine years in stasis en route to the outer limits of the solar system, NASA's New Horizons spacecraft has woken up in preparation for its Pluto survey.
The unmanned Messenger probe has completed its Mercury mission, going out with a bang.
Pluto may merely be a dwarf planet, but that doesn't stop it from having some pretty awesome quirks that help it stand out from the crowd. Learn about Pluto and its many moons in this video.
Images taken by NASA's Messenger spacecraft and released in the probe's final days use colour to reveal the mineral composition of Mercury's surface.
MIT researchers think that Chiron might be the sixth body in our solar system to have rings. Take that, Saturn!
It's a real-life mystery cliffhanger. We've come up with a list of possible reasons a large crater on the biggest object in the asteroid belt looks lit up like a Christmas tree.