The scientific wonderers at What If visualize a night sky filled with dozens of diverse moons and the massive tidal waves that would reshape our coastlines.

ESA's Mars Express orbiter captured footage of the Mars' moon Deimos pass in front of Ganymede, Europa, Jupiter, Io and ...

The two largest planets in our solar system, Jupiter and Saturn, also have the largest satellite systems, or the most moons.

Jupiter and Saturn now have 15 more known moons between them. Four have been added to Jupiter and 11 to Saturn, bringing ...

A new study reveals how Jupiter’s powerful magnetic field helped its moons survive, while Saturn lost most of its large moons ...

Jupiter and Saturn may seem similar as gas giants, yet their vastly different moon systems reveal a deeper story shaped by ...

April’s new moon brings dark skies, making it easier to see Venus, Jupiter, Mars and key constellations along with distant ...

How did Jupiter acquire more large moons than Saturn? This is what a recent study published in Nature Astronomy hopes to ...

Research findings are available online in the journal Nature Astronomy. The original story “ Frozen ocean world found lurking ...

The comet has been on our radars since the summer of 2025, when the Asteroid Terrestrial-impact Last Alert System (ATLAS) ...

Usually, comets are dormant blocks of rock and ice. They only wake up when they get close to a star. The intense heat causes ...