The existence of a moon located outside our solar system has never been confirmed but a new NASA-led study may provide ...

New research from NASA’s Jet Propulsion Laboratory suggests there may be a volcanic moon orbiting a planet 635 light-years ...

Several space probes have obtained intriguing images of the surface, but what lies beneath remains a mystery. The discovery ...

It won't land, but the robotic spacecraft will fly as close as 16 miles to the moon's frozen surface to probe oceans of ...

But a new NASA study may have found a clue that one is orbiting a planet some 635 light-years from Earth. The inference comes ...

A volcanic moon has just been discovered in space. Till now, the most volcanic system has only been known to exist in our ...

"Detecting an exomoon would be quite extraordinary, and because of Io, we know that a volcanic exomoon is possible." ...

New research done at NASA's Jet Propulsion Laboratory reveals potential signs of a rocky, volcanic moon orbiting an exoplanet ...

We spoke to Brian Cox about his new BBC series exploring the many peculiar worlds in our corner of the universe.

Io, Jupiter's moon, continues to reveal itself. The latest images transmitted by the Juno spacecraft offer an unprecedented ...