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2 days ago · Jupiter is surrounded by a faint planetary ring system and has a powerful magnetosphere, the second largest contiguous structure in the Solar System (after the heliosphere). Jupiter forms a system of 95 known moons and probably many more, including the four large moons discovered by Galileo Galilei in 1610: Io, Europa, Ganymede, and ...
2 days ago · It has a diameter of 139,822 kilometers and a mass of 1.898 x 10^27 kilograms, making it more than twice as massive as all the other planets in the Solar System combined. Jupiter is a gas giant planet composed mostly of hydrogen and helium, with a small rocky core at its center.
1 day ago · Researchers studying the origin of Jupiter's Great Red Spot suspect it's not the same storm observed by Cassini in 1665. Instead, this Great Red Spot likely formed at least 190 years ago.
2 days ago · Jupiter: Mornings looking east. This month, watch for Jupiter in the morning twilight. Jupiter is our sky’s 2nd-brightest planet.
7 hours ago · Jupiter’s Red Spot is one of the most iconic features of the gas giant and a prevailing point in many of the photos we have of the largest planet within our solar system.
4 days ago · On July 3, the 7%-illuminated Moon and Jupiter (mag -2.0) will meet in the constellation Taurus. The planet will be observable in the morning, before sunset, and will be visible to the naked eye. The lunar crescent will be hard to observe.
1 day ago · Jupiter spins incredibly fast, completing a rotation in just under 10 hours. This rapid rotation causes the planet to bulge at its equator and flatten at its poles, giving it a slightly squashed appearance. 3. The Great Red Spot. Jupiter’s most famous feature is the Great Red Spot, a giant storm that has been raging for centuries.
