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Post by StuartG on Jun 24, 2011 14:24:29 GMT 1
"More surprises for the Voyager mission at the edge of the solar system" Jun 22, 2011 "Unexpected observations by NASA's Voyager 1 spacecraft have astronomers once again revising their theories about the radial extent of the heliosheath – the heated outer shell of the solar system." ... "Bubble trouble At the same time, another team from NASA has found distinct bubbles of magnetism, each about 160 million kilometres wide, in the heliosheath. Voyager 1 entered the "foam-zone" in around 2007 and Voyager 2 followed about a year later, according to the researchers, and it would take either one of the probes weeks to cross just one bubble. " _____ Voyagers ride 'magnetic bubbles' www.bbc.co.uk/news/science-environment-13715764"Hitching a Ride on a Magnetic Bubble" science.nasa.gov/science-news/science-at-nasa/2000/ast04oct_1/StuartG
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