In July, NASA's New Horizons spacecraft took us to Pluto for the first time. The photos the craft sent back so far have astounded researchers. New Horizons principal investigator Alan Stern says ...

An curved arrow pointing right. It took NASA's New Horizons spacecraft over nine years to reach the distant world of Pluto, but it was well worth the wait. This video reveals six weeks of images ...

Although previous images showed that something was happening on Pluto, with an average temperature of -240C, many people assumed it was a cold and relatively dead world. That was until NASA's 'New ...