Jupiter and liquid matter. It is the largest of the four giant planets in the Solar System and hence its largest planet. It has a diameter of at its equator. The average density of Jupiter, 1.326 g/cm, is the second highest of the giant planets, but lower than those of the four terrestrial planets. Jupiter's upper atmosphere is about 88–92% hydrogen and 8–12% helium by percent volume of gas molecules. A helium atom has about four times as much mass as a hydrogen atom, so the composition changes when described as the proportion of mass contributed by different atoms. Thus, Jupiter's
Planets and habitats of the Night's Dawn trilogy with Dr. Mzu's Neutronium Alchemist during the brief war between the two. They managed to prevent the attack and retaliated with an antimatter warhead strike against Garissa, killing the entire population. Omuta was placed under complete isolation for thirty years in punishment for the attack. Capital world of the Japanese Empire, and the home port of the Confederation's fourth largest fleet. A ringed gas giant in Earth's Solar System with many habitats, including Romulus and Remus (see below). A gas giant planet in the same system as New California, home to 30 Edenist habitats. The Capone Organization attempted to take