On April 20, 2013, at 2:54 a.m. EDT, the sun erupted with a coronal mass ejection (CME), a solar phenomenon that can send billions of tons of solar particles into space that can affect electronic systems in satellites. Experimental ...
Space Exploration
Apr 22, 2013
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As Saturn steadily moves along its 29.7-year-long orbit toward summertime in its northern hemisphere NASA's Cassini spacecraft is along for the ride, giving astronomers a front-row seat to seasonal changes taking place on ...
Space Exploration
Mar 13, 2013
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In the bright, constant sun of the Antarctic summer, a NASA-funded team is launching balloons. There are twenty of these big, white balloons, each of which sets off on a different day for a leisurely float around the South ...
Earth Sciences
Feb 4, 2013
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Nobody ever said anything about singing, though. A NASA spacecraft has just beamed back a beautiful song sung by our own planet.
Space Exploration
Oct 1, 2012
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Robyn Millan's lab is a little crowded at the moment. It overflows with electronics. And foam. And parachutes and aluminum frames and drills. Based at Dartmouth College in Hanover, NH, Millan and her students are busy building ...
Space Exploration
May 30, 2012
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(PhysOrg.com) -- Mission managers for NASA's Dawn spacecraft are studying the spacecraft's ion propulsion system after Dawn experienced a loss of thrust on June 27. Dawn team members were able to trace the episode to an electronic ...
Space Exploration
Jul 8, 2011
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(PhysOrg.com) -- Data from NASA's Cassini spacecraft have revealed that Enceladus, one of Saturn's diminutive moons, is linked to Saturn by powerful electrical currents - beams of electrons that flow back and forth between ...
Space Exploration
Apr 20, 2011
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When NASA's Solar Probe Plus (SPP) launches before the end of the decade, it will carry a suite of cutting-edge scientific instruments. Only one - the Solar Wind Electrons Alphas and Protons (SWEAP) Investigation - will directly ...
Space Exploration
Sep 14, 2010
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(PhysOrg.com) -- Cluster has spent a decade revealing previously hidden interactions between the Sun and Earth. Its studies have uncovered secrets of aurora, solar storms, and given us insight into fundamental processes ...
Space Exploration
Sep 2, 2010
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(PhysOrg.com) -- Space environments can deliver a beating to spacecraft electronics. For decades, satellites and other spacecraft have used bulky and expensive shielding to protect vital microelectronics -- microprocessors ...
Engineering
Sep 28, 2009
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