Nasa's New Horizons probe shows Pluto bigger than expected
by Ian Sample Science editor from on (#E6PZ)
New Horizon measurements reveal Pluto is roughly two-thirds the size of the moon, and probably holds more ice beneath its surface than previously thought
Latest: Nasa's New Horizons probe makes Pluto flyby nine years after leaving Earth
A Nasa spacecraft that will hurtle past Pluto on Tuesday at more than 45,000 kilometres per hour has revealed the dwarf planet to be larger than scientists thought.
Fresh measurements from New Horizons, the first spacecraft to reach Pluto on the outer edge of the solar system, show that it is 2,370 kilometres across, roughly two-thirds the size of Earth's moon.
