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 ...

The giant planet Jupiter is back in our evening sky this week. Fresh from its opposition with the sun on Jan. 10, it now lies as close to the Earth as it ...

Jupiter's already the big kahuna of the Solar System, an absolute unit of a planet with a mass 2.5 times greater than all of the rest of the planets combined. Prepare, then, to have your mind blown – ...

Jupiter, the largest planet in the solar system, has long intrigued scientists seeking to understand its mysterious origins. Recently, researchers uncovered groundbreaking details that shed fresh ...

Jupiter, the largest planet in the solar system, was 2 to 2.5 times bigger in its earlier life, according to new research. Credit: NASA / JPL-Caltech / SwRI / MSSS / Tanya Oleksuik Jupiter, the ...

Understanding Jupiter's early evolution helps illuminate the broader story of how our solar system developed its distinct structure. Jupiter's gravity, often called the "architect" of our solar system ...

You don’t need us to tell you that Jupiter, which has more than twice the mass of all the other planets in the Solar System combined, is the biggest game in town (other than the Sun, at least.) But ...