Saturn sets a new record with a staggering 274 moons, surpassing Jupiter’s total and cementing its position as the planet with the most moons in our solar system. The discovery of 128 new moons, ...

Saturn has pulled decisively ahead in the solar system’s quiet “moon race,” with astronomers now tallying a staggering 274 natural satellites circling the ringed giant. The new count, driven by the ...

Back in the 1980’s, a now-defunct magazine called Science Digest held a contest to name Planet X — the still-undiscovered world that astronomers believed might lie out beyond Pluto. One of the best ...

Astronomers recently detected a stray quasi-moon in our planet’s orbit, but it's hardly the first stowaway to hang out around Earth. Unlike the Earth's moon, quasi-moons are not gravitationally bound ...

The solar system's oddball planet has some pretty odd moons, too. The first infrared spectra of Uranus's small inner moons, ...

"The profile of the occultation was most consistent with it being a new satellite — a new moon — going around Quaoar." When you purchase through links on our site, we may earn an affiliate commission.