Pluto

Chris Hadfield: 'So, where to next?'

Spacecraft makes flyby of Pluto after journey of 3 billion miles

Remembering Clyde Tombaugh, discoverer of the (dwarf) planet Pluto

NASA's New Horizons: 'This is our one shot at Pluto'

Two new Pluto moons named, William Shatner not impressed with choices