Astronomers have yet to confirm the existence of exomoons, but a molecular signal around a far away star offers some of the ...

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

Moons ought to be scattered throughout the Milky Way galaxy in a glorious profusion. Here in the Solar System, moons ...

This week, marvel at giant tube worms living beneath hot springs on the ocean floor, watch SpaceX catch a rocket booster, ...

Jupiter’s moon Io might be the most volcanic place in our entire Solar System, but recently astronomers detected a world that just might put it to shame. Exoplanet WASP-49b resides 635 light-years ...

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

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

We’ve got a cosmic mystery on our hands. No one’s ever confirmed the existence of an ‘exomoon,’ which is a moon outside our ...

A frozen “ocean world” is the likeliest place in the solar system to foster alien life. Louise Prockter and her colleagues ...

Though they can't see the moon itself, the exoplanet it's thought to orbit is accompanied by a large sodium cloud—the tell-tale sign of a volcanic eruption. About 635 light-years from Earth is ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Scientists have found new evidence of a potentially volcanic moon orbiting a planet beyond ...