News tagged with suns atmosphere
Plasma jets are prime suspect in solar mystery
(PhysOrg.com) -- One of the most enduring mysteries in solar physics is why the Sun's outer atmosphere, or corona, is millions of degrees hotter than its surface. Now scientists believe they have discovered ...
Space & Earth / Space Exploration
Jan 06, 2011 |
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NASA's New Eye on the Sun Delivers Stunning First Images (w/ Video)
(PhysOrg.com) -- NASA's recently launched Solar Dynamics Observatory, or SDO, is returning early images that confirm an unprecedented new capability for scientists to better understand our sun’s dynamic processes. ...
Space & Earth / Space Exploration
Apr 21, 2010 |
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Magnetic 'ropes' tie down solar eruptions (w/ Video)
(PhysOrg.com) -- Using data from the Hinode spacecraft, a team of researchers from University College London (UCL) have revealed an immense magnetic structure that erupted to produce a dramatic solar eruption ...
Apr 12, 2010 |
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A bubbling ball of gas (w/ Video)
The Sun is a bubbling mass. Packages of gas rise and sink, lending the sun its grainy surface structure, its granulation. Dark spots appear and disappear, clouds of matter dart up - and behind the whole thing ...
Space & Earth / Space Exploration
Nov 11, 2009 |
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Scientists find giant solar twists
(PhysOrg.com) -- Scientists have, for the first time, detected giant twisting waves in the lower atmosphere of the Sun, shedding light on the mystery of the Sun's corona (the region around the Sun, extending ...
Mar 19, 2009 |
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Science nugget: Catching solar particles infiltrating Earth's atmosphere
(Phys.org) -- On May 17, 2012 an M-class flare exploded from the sun. The eruption also shot out a burst of solar particles traveling at nearly the speed of light that reached Earth about 20 minutes after ...
Space & Earth / Space Exploration
May 31, 2012 |
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Solar storm dumps gigawatts into Earth's upper atmosphere
A recent flurry of eruptions on the sun did more than spark pretty auroras around the poles. NASA-funded researchers say the solar storms of March 8th through 10th dumped enough energy in Earth’s ...
Space & Earth / Space Exploration
Mar 23, 2012 |
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SOHO mission 'pick of the week' hits impressive milestone
(PhysOrg.com) -- In late November, the Solar and Heliospheric Observatory's (SOHO) online "Pick of the Week" reached an impressive milestone: its 500th edition. This is an incredibly popular feature, which ...
Space & Earth / Space Exploration
Jan 05, 2012 |
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Tidal locking could render habitable planets inhospitable
Tidally-locked planets - planets with one side perpetually facing their star while the other remains shrouded in darkness - tend to be warmer on one side than the other. The presence of an atmosphere can help ...
Space & Earth / Space Exploration
Dec 09, 2011 |
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New NASA missions to investigate how Mars turned hostile
(PhysOrg.com) -- Maybe because it appears as a speck of blood in the sky, the planet Mars was named after the Roman god of war. From the point of view of life as we know it, that's appropriate. The Martian ...
Space & Earth / Space Exploration
Nov 18, 2011 |
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Hinode's first light... and five more years
(PhysOrg.com) -- On October 28, 2006, the Hinode solar mission was at last ready. The spacecraft launched on September 22, but such missions require a handful of diagnostics before the instruments can be turned ...
Space & Earth / Space Exploration
Nov 02, 2011 |
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SPICE geoengineering project delayed due to critics issues
(PhysOrg.com) -- Last month it was announced that a group of researchers had come together to start a geoengineering project called Stratospheric Particle Injection for Climate Engineering (SPICE). Its aim ...
Space & Earth / Earth Sciences
Oct 05, 2011 |
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Living in the galactic danger zone
We know for certain that life exists in the Milky Way galaxy: that life is us. Scientists are continually looking to understand more about how life on our planet came to be and the conditions that must be ...
Sep 23, 2011 |
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Wave power can drive Sun's intense heat
A new study sheds light on why the Sun's outer atmosphere, or corona, is more than 20 times hotter than its surface. The research, led by the National Center for Atmospheric Research (NCAR), may bring scientists a step closer ...
Space & Earth / Space Exploration
Jul 27, 2011 |
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Scientists see solar outburst in exquisite detail
(PhysOrg.com) -- The largest disturbances to the Earth's geomagnetic environment occur when it is buffeted by solar material hurled in our direction by explosive changes in the Sun's atmosphere. These Coronal ...
Space & Earth / Space Exploration
Apr 20, 2011 |
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