Gas giants are sometimes known as failed stars because they contain the same basic elements as a star. Best known for its fabulous ring system, Saturn is the sixth planet from the Sun and the second largest in our solar system. Spectacular rings made mostly of ice and frosted rock and gas giant made mostly of hydrogen gas. Saturn. J1407b (designated by Humans as Zeus, and referred to as 1SWASP J140747, J1407, and Mamajek's Object) is a very massive and highly prominent gas giant, located in the J1407 Star System.J1407b is the only planet in the entire system, and rightfully so. This gas giant has a thick atmosphere, 39 known moons, and a dark, barely-visible ring. The rings of Saturn may be iconic, but there was a time when the majestic gas giant existed without its distinctive halo. the 7th planet from Sun. the 5th planet from Sun. Because of its rings, Saturn is the most beautiful planet in our solar system; it is also the second (2 nd) largest planet.Jupiter is not the only planet that have rings made up of chucks of rock and ice but in this case, none of the other rings of the Gas Giants are as spectacular or as intricate as Saturn’s. All Jovian planets were also once known as “Gas Giants”, but Uranus and Neptune were later classified as “Ice Giants“. Saturn. This enormous planet radiates twice as much heat as it absorbs from the Sun. So far, the only known ringed exoplanet is J1407b, a young world that sports monster rings 200 times larger than Saturn’s and could resemble the gas giants of the early solar system. Jupiter is composed mostly of gas. Given that their paths through the Solar System are frequently altered by the powerful gravity of gas giants, astronomers have naturally wondered how a minor planet could retain a system of rings. You could think of it as kind of a super Saturn. The term Jovian comes from Jove, the king of the gods in Roman mythology, and also the early name of Jupiter. the 6th planet from Sun. True. Like Jupiter, Saturn is a gas giant and is composed of similar gasses including hydrogen, helium and methane. This planet is much larger than Jupiter or Saturn, and its ring system is roughly 200 times larger than Saturn’s rings are today. Neptune's six rings are composed of microscopic dusts particles, and parts of its outermost rings appear to be much brighter than other parts. Uranus. A gas giant is a giant planet composed mainly of hydrogen and helium. In fact, the rings may have formed much later than the planet itself, according to a new analysis of gravity science data from NASA's Cassini spacecraft. Has the most moons, largest planet, gas giant and has a large red spot. Scientists hypothesize that the clumps in Neptune's rings do not spread easily because of Neptune's gravitational effect. 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