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 ...

In Roman mythology, Pluto is the god and ruler of the dead. For a return mission to the dwarf planet, Howett and her ...

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

When the NASA’s New Horizons spacecraft buzzed by Pluto last year, it revealed tantalizing clues that the dwarf planet might have — or had at one time — a liquid ocean sloshing around under its icy ...

New Horizons images show broken terrain at Sputnik Planum’s edge and a line of faults (not pictured), signaling that the dwarf planet has expanded.NASA/JHUAPL/SWRI ...

Ever since NASA’s New Horizons spacecraft flew by Pluto last year, evidence has been mounting that the dwarf planet may have a liquid ocean beneath its icy shell. Now, by modeling the impact dynamics ...

An ocean of liquid water deep beneath the icy surface of Pluto is coming into focus thanks to new calculations by Alex Nguyen, a graduate student in earth, environmental and planetary sciences in Arts ...

A new mathematical model provides insights into what may lie under the icy surface of the most famous dwarf planet: Pluto. Sputnik Planitia, the scientific name of its heart, looks dramatically ...

Some scientists also believe there is a liquid ocean beneath Pluto's ice shell that is estimated to be 249 miles thick. But they thought it formed later in Pluto's history as radioactive elements were ...

When NASA's New Horizons spacecraft first snapped photos of an unusual heart-shaped scar on Pluto in 2015, the new view bolstered theories that the frigid world harbored an underground ocean.

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Today, the dwarf planet Pluto orbits the sun from the edge of our solar system and its surface temperature is an inhospitable negative 378 to negative 396 degrees Fahrenheit. But a new study suggests ...