Although previous images showed that something was happening on Pluto, with an average temperature of -240C, many people assumed it was a cold and relatively dead world. That was until NASA's 'New ...

Over that relatively short period, background stars would not have ... spacecraft that passed with 7,800 miles of Pluto is shown during a NASA news conference July 15, 2015 in Laurel, Md.

NASA sent its probe New Horizons on a flyby in 2015. It confirmed the tiny planet harbored an ocean beneath its thick, icy shell. Pluto was always in a tough spot when it came to being a planet.

An curved arrow pointing right. It took NASA's New Horizons spacecraft over nine years to reach the distant world of Pluto, but it was well worth the wait. This video reveals six weeks of images ...

From reproductive rights to climate change to Big Tech, The Independent is on the ground when the story is developing. Whether it's investigating the financials of Elon Musk's pro-Trump PAC or ...

An curved arrow pointing right. NASA's New Horizons spacecraft took us to Pluto for the first time in July 2015. Scientists are astonished by the incredible features they've observed on the dwarf ...

However, some scientists argue that Pluto should be considered a planet based on geological activity rather than orbital mechanics. NASA’s New Horizons mission revealed ice mountains ...

Pluto was anyone's guess as a distant world, until NASA's mission came to photograph and record it (REUTERS/NASA/JHUAPL) The research team also noted that the area has no impact craters ...

Images and data have been flowing in since NASA's epic New Horizons Pluto flyby on Tuesday morning, and the latest image released shows an exaggerated color map of Pluto and its moon Charon.