Jupiter and Saturn look serene through a backyard telescope, but beneath and around their clouds, both worlds are in dramatic flux. Deep inside Jupiter, hydrogen is crushed into a strange liquid metal ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Huge, hundred-year storms on our gas giant neighbors might reveal clues ...

Astronomers said in February that Jupiter had the most moons with 92, but now Saturn is stealing the title back. Reading time 2 minutes In February, scientists declared that Jupiter had the most moons ...

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This July, several planets are waiting to put on a show for both evening stargazers and early risers.

Because it’s bigger, Jupiter ought to have larger, more spectacular rings than Saturn has. But new UC Riverside research shows Jupiter’s massive moons prevent that vision from lighting up the night ...