The biggest planet in our Solar System just got a little smaller. Okay, not physically, but our measurements of Jupiter just got more precise, and it turns out there's slightly less of the giant than ...

Jupiter is officially “smaller” than it was yesterday. To be clear: the planet itself didn’t physically contract overnight.

“This research helps us understand how planets form and evolve… by studying what’s happening inside Jupiter, we get closer to ...

“Textbooks will need to be updated,” study co-author Yohai Kaspi, a planetary scientist at the Weizmann Institute of Science in Israel, said in a statement. “The size of Jupiter hasn’t changed, of ...

In order for Jupiter to crash into the Sun, something truly extraordinary would need to happen. Its orbit would need to be ...

For decades, scientists believed they had a solid handle on Jupiter’s size and shape.

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 ...

The Juno spacecraft now orbiting Jupiter has a suite of science instruments which will investigate the existence of a possible solid planetary core, map Jupiter’s intense magnetic field, measure the ...