Jupiter, the largest planet in the solar system, was 2 to 2.5 times bigger in its earlier life, according to new research. Jupiter, the largest planet orbiting the sun, used to be much bigger and ...

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 ...

New measurements have revealed that Jupiter — the largest planet in our solar system — is actually smaller and more flattened ...

It’s been just over 48 years since Voyager 1 was launched on September 5, 1977 from Cape Canaveral, originally to study our Solar System’s planets. Voyager 1 would explore Jupiter and ...

Jupiter already reigns as king of the planets — it's the largest one in our solar system. And now, the gas giant has the most known moons, too.Astronomers have observed 12 additional moons orbiting ...

PASADENA, Calif. (AP) – Soaring over Jupiter’s poles, a NASA spacecraft arrived at the solar system’s largest planet on a mission to peek behind the cloud tops. The final leg of the five-year voyage ...

A Jupiter-like planet has been found orbiting a young sun-like star in a solar system far away in what is a potentially ...

The shocking findings were part of a recent study in which astronomers effectively peered back in time to discover what Jupiter was like in its early years. Jupiter is not only the largest in the ...