Earlier this week, Saturn gained a whopping 128 new official moons, as the International Astronomical Union recognised ...

What can a sample return mission from Jupiter's volcanic moon, Io, teach scientists about planetary and satellite (moon) ...

April marks the last time to see Jupiter at its best before its observing window closes. On Tuesday evening (April 1), ...

After sunset on April 2, look for the crescent moon and Jupiter in the western sky. The duo will appear within a palm’s width ...

Fluorescent caves deep below America show how alien life could exist on one of Jupiter's moons, say scientists. The chemistry ...

Saturn has surpassed Jupiter, which has 95 known moons, with the new sightings. Uranus (28), and Neptune (16) are still ...

Inside Wind Cave the scientists found that chemicals fossilised within the rocks shine in brilliant hues of pink, blue, and ...

Out past Neptune are countless small icy and rocky bodies called Trans-Neptunian Objects (TNOs), and many of these have moons ...

Saturn now leads the solar system with 274 known moons. Scientists say many moons formed from past collisions.

Plus: Observe two stunning spirals, see Venus reappear as a morning star, and enjoy the Last Quarter Moon in the sky this ...

Saturn is below Venus and very low in the predawn sky. In late April it is five degrees above the horizon. You may need ...

The discovery has raised a lot of questions. How do you spot moons, and why hadn’t anybody seen these ones already? Doesn’t Jupiter have the most moons? What are they going to call all these ...