But for as many far-off stars and exoplanets we’ve found at this point in our space-investigation history, we haven’t yet ...

A new analysis of a peculiar metallic cloud surrounding the exoplanet WASP-49 b provides further evidence that it may have ...

Although thousands of exoplanets are known, no moon has yet been found outside the solar system. This may now have changed.

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

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 ...

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

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

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 ...

We can't see the exomoon, but based on a surprisingly large sodium cloud, NASA's Jet Propulsion Laboratory thinks it's there.

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

This "exomoon" is not like any in our cosmic neighbourhood: it's the size of Neptune and orbits a planet the size of Jupiter - but with 10 times the mass. The object was spotted in data from Nasa ...

Navy commandos and F-35B jets displayed Britain's military might in a live bombing run during Exercise Strike Warrior, ...