Pluto: Doorway to the Stars (1962)

In just about a year, the New Horizons spacecraft will begin daily observations of the dwarf planet Pluto and its moons. A month after that, on 14 July 2015, the piano-sized 478-kilogram probe will pass Pluto at a nominal distance of only 10,000 kilometers moving at a velocity of 14 kilometers per second. At that […]