About 4.5 billion years ago, a young Jupiter collided head-on with a planetary embryo 10 times more massive than Earth. This giant impact formed Jupiter's dilute core, which contains hydrogen and ...

Jupiter's unusually dilute core may be the result of a catastrophic impact billions of years ago with a protoplanet at least 8x the mass of Earth. Share on Facebook (opens in a new window) Share on X ...

Jupiter currently shines as a brilliant silvery "star" in the constellation Gemini the Twins, low in the east-northeast sky ...

A planetary smashup billions of years ago may be to blame for Jupiter’s weirdly puffy core. Recent measurements of Jupiter’s gravitational field indicate that, rather than a dense pit of rock and ice, ...

This simulated view of Jupiter is composed of 4 images taken by NASA's Cassini spacecraft on December 7, 2000. Jupiter's core may be melting, which could offer an explanation as to why a recently ...

Berkeley -- Jupiter has a rocky core that is more than twice as large as previously thought, according to computer calculations by a University of California, Berkeley, geophysicist who simulated ...

Berkeley — Jupiter has a rocky core that is more than twice as large as previously thought, according to computer calculations by a University of California, Berkeley, geophysicist who simulated ...