Nasa scientists in Maryland are preparing for historic mission on nine years . This is when New Horizons will arrive at Pluto after a journey of 14 July . And it has now released its first colour image - from 71 million miles away . The mission will be humanity 's first ever visit to the dwarf planet .
Nasa scientists in Maryland are preparing for historic mission on 14 July . This is when New Horizons will arrive at Pluto after a journey of nine years . And it has now released its first colour image - from 71 million miles away . The mission will be humanity 's first ever visit to the dwarf planet .