Pluto may have been demoted to non-planet status, but it still commands a court of five moons, as is fitting for the king of ...

Pluto, once thought to be a frozen and lifeless world drifting on the edge of our solar system, may be harboring one of its ...

Traditional views hold that Pluto formed in the cold Kuiper Belt, gradually accumulating ice and rock. Over the long ages, the decay of radioactive elements within the rocks released heat, gradually ...

Data from NASA’s New Horizons spacecraft point to more prevalent water ice on Pluto’s surface than previously thought. This false-color image, derived from observations in infrared light by the ...

Massive ice volcanoes found on the former planet Pluto hint at the possibility of liquid water located deep beneath its surface. The volcanoes, multiple miles high, have resurfaced large areas of ...

After years of research, scientists now hypothesize that giant dome-like formations that were first photographed by NASA’s New Horizons spacecraft in 2015 were recently active icy volcanoes, also ...

Giant ice volcanos were active ‘relatively recently’ on Pluto, altering its surface, scientists say. Images taken of Pluto reveal a region of strange terrain previously unobserved in our solar system, ...

When 1I/'Oumuamua was first spotted in 2017, astronomers quickly determined that it came from outside the solar system. But ...

(CNN) -- While Earth’s volcanoes are spewing lava, scientists say Pluto had much cooler volcanic eruptions. A new study reveals the dwarf planet has giant ice volcanoes that were active as recently as ...