Pluto
Media playback is unsupported on your device
Video

What do new Pluto images reveal?

Pluto has mountains made of ice that are as high as those in the Rockies, images from the New Horizons probe have revealed.

They also show signs of geological activity on Pluto and its moon Charon.

David Shukman reports.

  • 15 Jul 2015
Go to next video: Pluto's mountains revealed in image