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For agan-agan Kaskus'ers, The science world is upside down this afternoon. First North Korea announces it has kracked the nut on nuclear fusion. Something is wrong in Jupiter. Astronomer Anthony Wesley�s photos show that one of its two dark stripes is gone. Maybe Sir Arthur C. Clarke was right and the gas giant will turn into a star to jumpstart life in Europa. Now Jupiter has lost one of its belts, specifically the Southern Equatorial Belt (SEB) which figures prominently in Jupiter�s overall appearance. ![]() Astronomers aren't exactly sure why this happens, but the flightiness of the SEB is actually not unprecedented. Jupiter�s bands are actually clouds, with the SEB being primarily made up of ammonia ice, sulfur, and phosphorous hovering above the planet�s toxic, gaseous surface. The belt took leaves of absence in both the early 1990s and in 1973, so its disappearance now, if anything, is a bit overdue (it seems to be on a roughly 15-year cycle). The dark reddish brown � caused by sulphur and phosphorous mixed with ammonia crystals at 78 degrees below zero � fades away. At the same time, the Great Red Spot � a fiery anticyclonic storm that can reach 40,000km in diameter � gets darker. ![]() But due to the orbital dynamics of Earth and Jupiter, this particular disrobing was far more abrupt. Jupiter has been hanging out on the other side of the sun since late 2009, obscured from our view for the last few months. The belt disappeared while Jupiter was hiding, making for quite a drastic change in appearance when it recently re-emerged. If this occurrence follows the precedent of the others, the planet should maintain its appearance for another few weeks � possibly even months � at which point a bright white spot will appear and begin seeding the former belt with dark blobs, eventually restoring the SEB to its former dark color. And if that doesn�t happen? Well, that�s not really a problem. Jupiter has looked more or less the same as long as we�ve known her, so if she wants to shake things up a bit, that�s her prerogative. Still many opinion about this occurrence. However many scientists said, "The naked Jupiter will regain its belt soon. If you have a telescope, you will be able to see it during the next few weeks." So let us check it out.. Just for additional information Spoiler for silahkan disimak: This is the end of my information.. http://www.gizmodo.com.au/2010/05/th...er-of-jupiter/ http://www.popsci.com/science/articl...-one-its-belts Terkait:
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