Saturn surpasses Jupiter with 128 newly discovered moons, becoming the planet with the most moons in our solar system.

In March and April 2025, internet users shared a striking image that they claimed showed "Steeple Mountain," a massive point ...

Juno is scheduled for an upcoming flyby of Jupiter on May 7, during which it is set to carry out a close approach of the ...

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

Saturn gained a whopping 128 new official moons, as the International Astronomical Union recognised discoveries from a team ...

For instance, the Hubble Space Telescope entered safe mode relatively recently as scientists worked on remedying some ...

Catch two transits of Io, spot sparkling star clusters, and view Mars at aphelion while the April Full Moon lights the sky this week.

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

Io is an incredibly active and extreme place, with glistening lava lakes and volcanic eruptions shooting sulfur and magma to ...

But it hasn’t always been this way. Jupiter’s four largest moons – Io, Europa, Ganymede and Callisto – were the first ever discovered orbiting another planet. They were spotted by Galileo ...