Astronomers have calculated that the gas giant Jupiter used to be twice as big as it is now, based on the odd orbits of two ...

According to their work, Jupiter's radius was once two to two-and-a-half times its current radius—large enough to contain ...

It is the largest object in the Solar System, but recent studies suggest it was once even twice as large as it is today.

It is the largest object in the Solar System, but recent studies suggest it was once twice as large as it is today.