News tagged with sunspot
Solar winds triggered by magnetic fields
Nov 02, 2009 |
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(PhysOrg.com) -- Solar wind generated by the sun is probably driven by a process involving powerful magnetic fields, according to a new study led by UCL (University College London) researchers based on the ...
What spooks the stock market in October?
Oct 05, 2009 |
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(PhysOrg.com) -- October ushers in the fourth quarter, falling leaves, football and in some, now infamous, years, financial meltdowns. Is the tenth month of the year more prone to stock market crashes than others? Economics ...
EVE: Measuring the Sun's hidden variability
Space & Earth / Space Exploration
Sep 22, 2009 |
4.1 / 5 (7) |
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Every 11 years, the sun undergoes a furious upheaval. Dark sunspots burst forth from beneath the sun's surface. Explosions as powerful as a billion atomic bombs spark intense flares of high-energy radiation. ...
Are Sunspots Disappearing?
Space & Earth / Space Exploration
Sep 03, 2009 |
4.9 / 5 (23) |
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The sun is in the pits of the deepest solar minimum in nearly a century. Weeks and sometimes whole months go by without even a single tiny sunspot. The quiet has dragged out for more than two years, prompting ...
Solar Mystery Solved
Aug 26, 2009 |
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(PhysOrg.com) -- Solar flares are amongst the most dangerous cosmic phenomena man has ever known. Though they pose no harm to humans, their effect on technology is vast. When they occur, they possess the capability ...
Long-standing sunspot puzzle solved
Space & Earth / Space Exploration
Aug 19, 2009 |
4.5 / 5 (20) |
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(PhysOrg.com) -- Scientists at the Universities of Glasgow, Strathclyde and Central Lancashire have used 21st Century solar observations and image processing to finally solve a sunspot puzzle first noticed ...
Avalanche! The Incredible Data Stream of SDO
Space & Earth / Space Exploration
Aug 06, 2009 |
4.8 / 5 (4) |
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When NASA's Solar Dynamics Observatory (SDO) leaves Earth in November 2009 onboard an Atlas V rocket, the thunderous launch will trigger an avalanche.
New Solar Cycle Prediction
Space & Earth / Space Exploration
Jun 01, 2009 |
3.9 / 5 (19) |
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(PhysOrg.com) -- An international panel of experts led by NOAA and sponsored by NASA has released a new prediction for the next solar cycle. Solar Cycle 24 will peak, they say, in May 2013 with a below-average ...
New Solar Cycle Prediction: Fewer Sunspots, But Not Necessarily Less Activity
Space & Earth / Space Exploration
May 27, 2009 |
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(PhysOrg.com) -- An international panel of experts has released a new prediction for the next solar cycle, stating that Solar Cycle 24 will peak in May 2013 with a below-average number of sunspots. Led by ...
Our Sun: A Little Slow On the Uptake for Cycle 24
Apr 27, 2009 |
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A very recent article carried by the BBC called, 'Quiet Sun Baffling Astronomers' sent me in a twitter of research activity. The BBC article's head notes include "The Sun is the Dimmest It Has Been for Nearly ...
How Low Can It Go? Sun Plunges into the Quietest Solar Minimum in a Century
Space & Earth / Space Exploration
Apr 01, 2009 |
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(PhysOrg.com) -- The sunspot cycle is behaving a little like the stock market. Just when you think it has hit bottom, it goes even lower.
The Sun Shows Signs of Life
Space & Earth / Space Exploration
Nov 10, 2008 |
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After two-plus years of few sunspots, even fewer solar flares, and a generally eerie calm, the sun is finally showing signs of life. "I think solar minimum is behind us," says sunspot forecaster David Hathaway ...
