Add Yahoo as a preferred source to see more of our stories on Google. Jupiter is already the biggest planet by far in our solar system, but new research suggests it was somehow once even larger than ...

Jupiter, the biggest planet in our solar system, is not as big as we thought. For more than half-a-century, astronomers thought they had a good idea of the gas giant's shape and size. Now, a fresh ...

Jupiter may be the largest planet in the solar system, but new research shows it's not quite as big as scientists once believed, resulting in a planetary makeover. Using data from NASA's Juno ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. This image of Jupiter from NASA’s James Webb Space Telescope ...

Jupiter is not quite as large as astronomers thought, according to the first measurements of its radius taken in more than 40 years. Jupiter is a gas giant and doesn’t have a solid outer surface like ...

Jupiter is already the biggest planet by far in our solar system, but new research suggests it was somehow once even larger than it is now. Twice as large, in fact. To put that into context, those ...