(PhysOrg.com) -- A new analysis based on data from NASA's Cassini spacecraft finds a causal link between mysterious, periodic signals from Saturn's magnetic field and explosions of hot ionized gas, known as plasma, around ...
Space Exploration
Dec 15, 2010
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(PhysOrg.com) -- Invisible to the naked eye, yet massive in structure around the Earth is the magnetosphere, the region of space around the planet that ebbs and flows in response to the million-mile-per-hour flow of charged ...
Space Exploration
Dec 14, 2010
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Twisted "ropes" of magnetic field lines erupt from the Sun and tanglewith the Earth's magnetic field.
Plasma Physics
Nov 8, 2010
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The Northern Lights have petered out during the second half of this decade, becoming rarer than at any other time in more than a century, the Finnish Meteorological Institute said Tuesday.
Earth Sciences
Sep 28, 2010
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Pity poor Mercury. The tiny planet endures endless assaults by intense sunlight, powerful solar wind and high-speed miniature meteoroids called micrometeoroids. The planet's flimsy covering, the exosphere, nearly blends in ...
Space Exploration
Sep 1, 2010
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Today (September 1), space scientists around the world are celebrating ten years of ground-breaking discoveries by 'Cluster', a mission that is illuminating the mysteries of the magnetosphere, the northern lights and the ...
Space Exploration
Aug 31, 2010
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(PhysOrg.com) -- ESA's pioneering Cluster mission is celebrating its 10th anniversary. During the past decade, Cluster's four satellites have provided extraordinary insights into the largely invisible interaction between ...
Space Exploration
Jul 16, 2010
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(PhysOrg.com) -- Complex interactions between Saturn and its satellites have led scientists using NASA's Cassini spacecraft to a comprehensive model that could explain how oxygen may end up on the surface of Saturn's icy ...
Space Exploration
Jul 2, 2010
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(PhysOrg.com) -- Observations of how Saturn’s moon Enceladus interacts with its environment show it leaves a complex pattern of ripples and bubbles in its wake. Sheila Kanani will be presenting the results at the RAS National ...
Space Exploration
Apr 15, 2010
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(PhysOrg.com) -- Using the Cluster spacecraft, scientists from University College London (UCL) have made the first direct observations of charged particles that lead to some of the brightest aurora. Dr Colin Forsyth presented ...
Space Exploration
Apr 13, 2010
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