News tagged with flares

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C1XS success will provide new understanding of lunar surface

C1XS success will provide new understanding of lunar surface

Space & Earth / Space Exploration

created Sep 18, 2009 | popularity 3 / 5 (2) | comments 0

Over its ten months of operation, the Chandrayaan-1 X-ray Spectrometer (C1XS) gathered data for a total of 30 solar flares, giving the most accurate measurements to date of magnesium, aluminium, silicon, calcium ...


Solar cycle driven by more than sunspots; Sun also bombards earth with high-speed streams of wind

Solar Cycle Driven by More than Sunspots

Space & Earth / Space Exploration

created Sep 17, 2009 | popularity 4.2 / 5 (14) | comments 4

(PhysOrg.com) -- Challenging conventional wisdom, new research finds that the number of sunspots provides an incomplete measure of changes in the Sun's impact on Earth over the course of the 11-year solar ...


Honey, I Blew up the Tokamak

Honey, I Blew up the Tokamak

Physics / General Physics

created Aug 31, 2009 | popularity 4.7 / 5 (18) | comments 8

Magnetic reconnection could be the Universe's favorite way to make things explode. It operates anywhere magnetic fields pervade space--which is to say almost everywhere. On the sun magnetic reconnection causes ...


Sun

Solar Mystery Solved

Physics / General Physics

created Aug 26, 2009 | popularity 4.3 / 5 (19) | comments 8

(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 ...


Sunspots revealed in striking detail by supercomputers

Sunspots revealed in striking detail by supercomputers

Space & Earth / Space Exploration

created Jun 18, 2009 | popularity 3.9 / 5 (13) | comments 0

(PhysOrg.com) -- In a breakthrough that will help scientists unlock mysteries of the Sun and its impacts on Earth, an international team of scientists led by the National Center for Atmospheric Research (NCAR) ...


No longer afraid to be a bridesmaid or travel with the boss

Medicine & Health / Diseases

created May 13, 2009 | popularity 5 / 5 (1) | comments 0

One of Laurie Keefer's patients was afraid to be a bridesmaid in a friend's wedding, others worried about traveling with the boss or even going to parties in peoples' homes.


More 'Star Trek' than 'Snuggie': Student design to protect lunar outpost from dangerous radiation

More 'Star Trek' than 'Snuggie': Student design to protect lunar outpost from dangerous radiation

Space & Earth / Space Exploration

created May 11, 2009 | popularity 4.8 / 5 (11) | comments 9

(PhysOrg.com) -- Alien creatures are the least of NASA's worries when it comes to moon travel. There are several potential threats to future missions - with space radiation at the top of the list. Now, a group ...


Watching solar activity muddle Earth's magnetic field

Watching solar activity muddle Earth's magnetic field

Space & Earth / Space Exploration

created Apr 29, 2009 | popularity 4.5 / 5 (2) | comments 4

(PhysOrg.com) -- Scientists have found that extreme solar activity drastically compresses the magnetosphere and modifies the composition of ions in near-Earth space. They are now looking to model how these ...


Solar sigmoids explained

Solar sigmoids explained

Space & Earth / Astronomy

created Apr 20, 2009 | popularity 4.9 / 5 (7) | comments 2

(PhysOrg.com) -- 'Sigmoids' are S-shaped structures found in the outer atmosphere of the Sun (the corona), seen with X-ray telescopes and thought to be a crucial part of explosive events like solar flares. ...


Fermi telescope reveals best-ever view of the gamma-ray sky

Fermi telescope reveals best-ever view of the gamma-ray sky

Space & Earth / Astronomy

created Mar 11, 2009 | popularity 4.7 / 5 (15) | comments 0

(PhysOrg.com) -- A new map combining nearly three months of data from NASA's Fermi Gamma-ray Space Telescope is giving astronomers an unprecedented look at the high-energy cosmos. To Fermi's eyes, the universe ...