Far from the warmth of the Sun, some of the coldest-looking worlds in the solar system may be hiding the hottest surprises.

There are several frozen moons in our solar system, orbiting the gas giants. Some of them, despite having temperatures that would make Antarctica feel tropical, have liquid water under the surface.

Small icy moons in the outer reaches of our solar system may hide boiling oceans underneath their surfaces, a new study finds.

Simulations show that subsurface oceans on small moons may hit boiling conditions, potentially creating features like Miranda’s distinctive ridges.

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Small icy moons may have hidden oceans that briefly boil under thick ice. Changing pressure inside these moons shapes their ...

Which planet is the furthest from the sun? Some may think it’s Pluto, but it’s actually Neptune. Learn more about this ice ...

A FIERY hell-world that would instantly roast visitors alive has a vast lava ocean – and may be packed with rare gems. The ...

What happens when a planet contains immense quantities of water but is far too hot for that water to remain liquid?

That’s also true for the other moons that provide the gravitational stress. As a result, the internal oceans may actually ...

Out in the cold, distant reaches of our solar system, many moons are wrapped in thick layers of ice. At first glance, these ...

Magnolia will enjoy a quiet, seasonable late-November weekend before clouds and a chance of rain arrive to open December, ...