News tagged with suns atmosphere
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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A tool to touch the sun
A scientist at the Harvard-Smithsonian Center for Astrophysics (CfA) is leading an effort to design an instrument that would be the first to come directly into contact with the sun’s fiery atmosphere ...
Space & Earth / Space Exploration
Oct 25, 2011 |
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Space weather prediction model improves NOAA's forecast skill
NOAA is now using a sophisticated forecast model that substantially improves predictions of space weather impacts on Earth. Better forecasts offer additional protection for people and the technology-based infrastructure we ...
Space & Earth / Space Exploration
Oct 20, 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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Image: Opportunity's heat shield
This image from 2005 shows the remains of the heat shield from NASA's Mars Exploration Rover Opportunity, broken into two key pieces, the main piece on the left side and a broken-off flank piece near the middle ...
Space & Earth / Space Exploration
Aug 17, 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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Plasmoids and sheaths mean success or failure for solar eruptions
Our Sun experiences regular eruptions of material into space, but solar physicists still have difficulty in explaining why these dramatic events take place. Now a group of scientists from the University of ...
Apr 19, 2011 |
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Geomagnetic storm subsiding
A geomagnetic storm that sparked auroras around the Arctic Circle and sent Northern Lights spilling over the Canadian border into the United States on April 12, 2011 is subsiding. NOAA forecasters estimate ...
Space & Earth / Space Exploration
Apr 14, 2011 |
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What impact would sun dimming have on Earth's weather?
Solar radiation management projects, also known as sun dimming, seek to reduce the amount of sunlight hitting the Earth to counteract the effects of climate change. Global dimming can occur as a side-effect of fossil fuels ...
Space & Earth / Earth Sciences
Jan 24, 2011 |
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Annular solar eclipse observed by Hinode (w/ Video)
On January 4, the Hinode satellite captured these breathtaking images of an annular solar eclipse.
Space & Earth / Space Exploration
Jan 10, 2011 |
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