A groundbreaking study has unveiled a startling portrait of Jupiter‘s early days, revealing the gas giant was once nearly ...

Jupiter wasn’t always the planet we know today—it was once twice as big, had a magnetic field 50 times stronger, and its ...

As the most massive planet in the Solar System, and first to form, Jupiter’s gravity shaped the formation of everything else.

The study by Konstantin Batygin of Caltech and Fred Adams of the University of Michigan pulls off a rare feat in planetary ...

Scientists provided a detailed look into Jupiter's primordial state and their calculations revealed that Jupiter was ...

Understanding Jupiter's early evolution helps illuminate the broader story of how our solar system developed its distinct ...

A recent study found that Jupiter was once twice the size that it is now, making it big enough to swallow up 2,000 Earths.

The four largest – Io, Europa, Ganymede and Callisto – were discovered by Galileo Galilei in 1610 when he pointed the first astronomical telescope at the Moon, Venus and the planet Jupiter in quick ...

A new study has revealed that Jupiter—our solar system’s largest planet—was once even more enormous than it is today. In fact ...

On the fiery Io, the innermost and third-largest of Jupiter’s four Galilean moons, Juno's observations have provided ... The data resulted in helping the team develop a new model to study the ...

Jupiter also boasts four bright, fast-moving moons: giant Ganymede, cratered Callisto, volcanic Io, and icy Europa. And there’s no better time to brave the cold and explore some of the Galilean ...

Astronomers have discovered that the Jupiter, the largest planet in our Solar System, was once so big that it could have held ...