Viewed in this longer context, the previously modern idea of having nine planets, which came about in the 1960s and lasted only until 2006, was a blip on the screen. And if you are still a Pluto ...

Whereas a moon usually orbits a planet, both Pluto and Charon orbit ... When the New Horizons spacecraft flew past Pluto and Charon in 2015, it imaged only one side of Charon.

Although Seeing in the Dark doesn't directly discuss Pluto, it does celebrate the joy of observing planets. Viewers who watch the show may wonder what happened to Pluto in 2006 and whether any of ...

Pluto may have got romantic to capture its largest moon, colliding and engaging in a passionate but icy 10 hour kiss with ...

When the International Astronomical Union (IAU) demoted Pluto from a planet to a dwarf planet in 2006, it surprised a lot of people, including some scientists. Even many years later, some ...

By Jonathan O’Callaghan Some 4.5 billion years ago, the dwarf planet Pluto was suddenly joined ... when NASA’s New Horizons spacecraft flew past Pluto in 2015. The team’s model could offer ...

Planitia structure on its surface. Ever since NASA's New Horizons sent back the first-ever photos of Pluto in 2015, the dwarf planet's mysterious heart-shaped region has puzzled scientists.