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

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 ...

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 ...

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 ...

Despite its distance from the sun, there may still be a liquid ocean beneath Pluto's icy surface.

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 ...

New research on Pluto's mysterious heart scar not only explains how its feature came to pass, but suggests the world doesn't have an ocean.

Pluto’s Heart Hides An Ocean As Dense As Utah’s Salt Lake An ocean so rich in salt that you would effortlessly float in it.

Yet Pluto has some geological oddities — in particular, a large number of cracks discovered on the far side — that add support to the existence of a hidden ocean, and even shed light on how it ...

A conceptual mission known as "Persephone" could explore Pluto and its moons for 50 years — if it ever gets funded and approved.