Research into Jupiter’s moons shows Io and Europa did not evolve apart but formed with opposite compositions from the ...

With the moon out of the way on Jan. 18, bright Jupiter and Saturn become stand-outs in the January night sky.

While Io, the most volcanically active moon in the solar system, appears completely dry and devoid of water ice, its neighbor ...

While Io, the most volcanically active moon in the solar system, appears completely dry and devoid of water ice, its neighbor ...

New models suggest that Europa has very little tectonic activity at its seafloor, which is potentially catastrophic news for ...

Saturn reigns supreme when it comes to the number of moons orbiting any solar system planet. Including the 128 ...

Jupiter reaches opposition on Jan. 10, when it will shine all night at its brightest as Earth moves between the giant planet ...

A recent study by geophysicists at Washington State University offers insight into how nutrients may reach the subsurface ...

The wolf moon is spectacular enough, but look east and you’ll see a celestial titan the size of a pinprick ...

Four zodiac signs are attracting luck and big opportunities during the Capricorn New Moon on January 18, 2026. The New Moon ...

The two largest planets in the Solar System – Jupiter and Saturn – have a lot in common. They're made of very similar stuff, ...