Pluto is probably best known for being a demoted planet. In 2006, the International Astronomical Union stripped it of its ...

Far from being flat and boring, Pluto seemed to be full of mountains, plains and maybe even "snow". By measuring the size of the shadows, we could estimate the height of these peaks at over 4,000m ...

According to data gathered from the New Horizons spacecraft, scientists say that Pluto is likely to have water ice, geysers, and volcanoes. The ice mountains are 11,000 feet high, and the planet's ...

Whether Pluto is officially a planet is the least interesting thing about the runt of the solar system, astronomers will tell you 95 years after the discovery of the fascinating and sometimes ...

A blue atmosphere, smooth areas, and youthful mountain ranges - this dwarf planet is full of surprises. When NASA's New Horizons probe flew past Pluto in July 2015, the images it returned astonished ...