Space See the Pluto portrait 85 years in the making. Discovered in 1930, Pluto has remained a source of mystery to scientists. Thanks to NASA’s New Horizons spacecraft, we now have the most ...

While studying the heart feature, the team also focused on the internal structure of Pluto. An impact early in Pluto’s history would have created a mass deficit, ...

The mystery of how Pluto got a giant heart-shaped feature on its surface has finally been solved by an international team of astrophysicists. The team is the first to successfully reproduce the ...

Until 2015, Pluto, the former ninth planet of the classical solar system, was largely a mystery—a tiny speck 3.6 billion miles from the sun. When NASA's New Horizons spacecraft arrived at the ...

Pluto’s internal structure would have controlled how those shock waves shuddered through the dwarf planet. Looking at the cracks in the surface ice could give clues to the thickness of the ...

A huge heart-shaped feature on the surface of Pluto has intrigued astronomers since NASA’s New Horizons spacecraft captured it in a 2015 image. Now, researchers think they have solved the ...