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Magnetic Whirlpools Feed Earth's Magnetosphere
December 7, 2006 — Giant whirlpools of electrically charged gas, some 40,000 kilometres across, have been witnessed above the Earth by a team of European and American scientists. Using data from ESA's Cluster quartet ... > full story -
Ulysses Starts New Journey Around The Sun's Poles
November 20, 2006 — Sixteen years after its launch on Oct. 6, 1990, the Ulysses spacecraft has begun its third "solar polar orbit" -- a journey around the poles of the sun. The mission, a joint NASA-European Space ... > full story -
Details Of Solar Particles Penetrating The Earth's Environment Revealed
October 3, 2006 — Co-ordinated efforts by China/ESA's Double Star and ESA's Cluster spacecraft have allowed scientists to zero in on an area where energetic particles from the Sun are blasting their way through the ... > full story -
Solar Flares Could Seriously Disrupt GPS Receivers
September 27, 2006 — A minor solar flare in September 2005 produced a noticeable degradation of all GPS signals on the day side of the Earth. When scaled up to the larger solar flares expected in 2011-12, Cornell ... > full story -
Mind The Gap: Space Scientists Uncover Causes Of Gap In Van Allen Belts
September 26, 2006 — A team of British and U.S. scientists have discovered that the gap in the Van Allen radiation belts is formed by natural wave turbulence in space, not by lightning. The discovery settles years of ... > full story -
Meteorites Record Past Solar Activity
September 26, 2006 — Ilya Usoskin (Sodankylä Geophysical Observatory, University of Oulu, Finland) and his colleagues have investigated the solar activity over the past centuries. Their study is to be published this ... > full story -
Space Weather Gear Readied For The Final Frontier
September 22, 2006 — Atmospheric outflows, auroral emissions and plasma winds? While those aren't terms we hear on the average weather forecast, they cause cosmic storms that rage just outside the Earth's atmosphere and ... > full story -
Solar-B: A New Solar Mission To Study The Dynamic Sun
September 20, 2006 — A new Japanese-led solar mission with ESA participation is preparing for launch on Sept. 23, 2006. Solar-B will study the mechanisms which power the solar atmosphere and look for the causes of ... > full story -
Changes In Solar Brightness Too Weak To Explain Global Warming
September 14, 2006 — Changes in the sun's brightness over the past millennium have had only a small effect on Earth's climate, according to a new study appearing in Nature. The results imply that human activities are ... > full story -
U.S. Satellite Protection Scheme Could Affect Global Communications
August 14, 2006 — A proposed US system to protect satellites from solar storms or high-altitude nuclear detonations could cause side-effects that lead to radio communication blackouts, according to new research. If ... > full story
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