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Young Jupiter’s powerful magnetic field may have created a safe zone where several large moons could survive. Saturn lacked ...

Water trying to rise from Europa’s ocean would likely cool quickly and begin freezing inside cracks. Tiny ice crystals could build into slush and clog those pathways within hours.

NASA’s Juno spacecraft measured heat below Io’s surface for the first time and found temperatures rise sharply just a few feet underground. Io’s surface appears surprisingly smooth and covered in ...

Exomoon discovery: astronomers report the strongest evidence yet for a natural satellite outside our solar system — a Jupiter ...

Europa, one of Jupiter's icy moons, has long fascinated scientists because of what may lie beneath its frozen shell: a global ...

Scientists have measured temperatures beneath the surface of Jupiter's volcanic moon Io, offering the first-ever glimpse of ...

Astronomers have discovered a remarkably tiny group of six young galaxies just 1.2 billion years after the Big Bang. This may ...

Most asteroids drifting through our solar system are made of rock or ice, but one stands out as strikingly different. Known ...

It was one of history’s most dramatic moments—but the eruption of Mount Vesuvius wasn’t a single disaster. Recent evidence reveals how three settlements faced three distinct fates, reshaping our ...

Scientists have discovered a unique planetary system located 71 light-years away, featuring a red dwarf star orbited by a ...