Today, it’s believed that Jupiter and Saturn, the largest planets, were the first to fully form, both within a few million ...

In the early days of our solar system, when the Sun was still young and the planets were barely formed, Jupiter wasn’t the ...

Before Jupiter became the giant planet it is today, it was much larger and had a much stronger magnetic field, according to a ...

and its massive gravity forced some forming planets into the Sun, where they disintegrated. Along the way, Jupiter flung some smaller rocks out of the solar system altogether; the rest went to the ...