What is the biggest planet in our solar system? Understanding the scale of the planets. The radius of the largest planet in the solar system is over 11 times the equatorial radius of the Earth.

Using the Hubble Space Telescope, scientists have discovered that a cotton-candy-like Jupiter-sized planet located around 350 light-years away is shrinking and could be on the way to becoming a ...

“Based on the Juno radio occultations, we find that the size of Jupiter is smaller, more oblate, because at the equator, the ...

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 ...