Hubble's Jupiter Maps Reveal Weird Structures

October 14, 2015 4:30 AM

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Over a 10 hour period, the Hubble Space Telescope gazed at the solar system’s largest planet to produce one of the most spectacular maps of Jupiter’s complex and dynamic atmosphere. Immediately astronomers were able to measure the size of the planet’s shrinking Great Red Spot and notice some mysterious structures along the way.

Jupiter’s trademark red spot is actually a very long duration storm that has been rumbling south of the planet’s equatorial region for at least 300 years, since before the dawn of modern astronomy. However, the storm is weakening, causing the spot to shrink. Although the rate of shrinkage has recent...

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