If it’s real, some may question whether something with a mass about three times Pluto’s counts as a planet at all.

NASA Voyager 1 probe discovers Saturn’s moon, Epimetheus. Saturn would be the last planet Voyager 1 would visit before ...

Scientists have discovered a new type of planetary collision called “kiss-and-capture,” where Pluto and proto-Charon briefly connected and spun together before separating into their current orbital ...

Rumya Sundaram, Citizen Scientist Coordinator for the Key Biscayne Community Foundation, will present this month’s Citizen ...

Solar System: Explore your knowledge about the solar system by solving the questions and answers provided below in the article. The solar system consists of stars, the Sun, 8 planets, dozens of ...

But these theories didn’t account for the fact that Pluto and Charon may have more structural integrity as icy, rocky bodies on the frigid edge of the solar system. “Pluto and Charon are different — ...

This heating may have enabled Pluto to develop a subsurface ocean without requiring early solar system conditions that troubled past theories. “The compelling thing about this study is that the model ...

But these theories didn’t account for the fact that Pluto and Charon may have more structural integrity as icy, rocky bodies on the frigid edge of the solar system. “Pluto and Charon are ...

For decades, astronomers have tried to determine how Pluto acquired its unusually large moon Charon, which is about half the size of the dwarf planet. Now, new research suggests that Pluto and ...