In July, NASA's New Horizons spacecraft took us to Pluto for the first time. The photos the craft sent back so far have astounded researchers. New Horizons principal investigator Alan Stern says ...

Although still far from the high-resolution images we enjoy today, these enhanced maps gave astronomers a better understanding of the complexity of Pluto’s surface. “These results and the maps ...

Discovered in 1930 at Lowell Observatory in Flagstaff, Arizona, Pluto was hailed as the ninth planet in our solar system. For decades, it captivated imaginations with its icy surface and distant ...

Pluto is too far away from Earth to be seen with the naked eye. If you stood on Pluto's surface, the Sun would merely appear to be a very bright star. Although previous images showed that ...

When NASA's New Horizons probe flew past Pluto in July 2015, the images it returned astonished scientists. Not only was the surface more varied than anyone had predicted, but the photographs also ...