Beyond Mars lie the planets Jupiter, Saturn, Uranus, and Neptune. These giant gas balls have no solid surface and thus no possibility of volcanic activity. Any such action in this part of the solar system would have to be on a planetary moon.
All observers in the Northern Hemisphere will notice, this week, with the naked eye, the planet Jupiter, which will become the brightest object in the evening sky.
An international team of astrophysicists has identified a planet thats 13 times bigger than “our” Jupiter, the largest planet in our solar system.