News tagged with aurora
Related topics: magnetic field , solar wind
Electrons in concert: A simple probe for collective motion in ultracold plasmas
(PhysOrg.com) -- Collective, or coordinated behavior is routine in liquids, where waves can occur as atoms act together. In a milliliter (mL) of liquid water, 1022 molecules bob around, colliding. When a bre ...
Feb 06, 2012 |
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Man-made aurora to help predict space weather
(PhysOrg.com) -- For more than 25 years, our understanding of terrestrial space weather has been partly based on incorrect assumptions about how nitrogen, the most abundant gas in our atmosphere, reacts when ...
Jun 08, 2010 |
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Cassini Captures Ghostly Dance of Saturn's Northern Lights (w/ Video)
(PhysOrg.com) -- In the first video showing the auroras above the northern latitudes of Saturn, Cassini has spotted the tallest known "northern lights" in the solar system, flickering in shape and brightness ...
Space & Earth / Space Exploration
Nov 24, 2009 |
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Antarctic waters changing due to climate: study
The densest waters of Antarctica have reduced dramatically over recent decades, in part due to man-made impacts on the climate, Australian scientists said Friday.
Space & Earth / Earth Sciences
May 04, 2012 |
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Uranus auroras glimpsed from Earth
(Phys.org) -- For the first time, scientists have captured images of auroras above the giant ice planet Uranus, finding further evidence of just how peculiar a world that distant planet is. Detected by means ...
Space & Earth / Space Exploration
Apr 13, 2012 |
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Venus found to have aurora type magnetotails
(PhysOrg.com) -- Researchers studying the planet Venus have found that despite a lack of a magnetic field, the planet has magnetotails, which on Earth are part of the process known as the Northern and Southern ...
Space & Earth / Space Exploration
Apr 06, 2012 |
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Cassini makes simultaneous measurements of Saturn's nightside aurora and electric current system
(PhysOrg.com) -- Since the NASA / ESA Cassini-Huygens spacecraft arrived at Saturn in 2004, astronomers and space scientists have been able to study the ringed planet and its moons in great detail. Now, for ...
Space & Earth / Space Exploration
Mar 27, 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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Biggest solar storm in years races toward Earth (Update 2)
The largest solar storm in five years was due to arrive on Earth early Thursday, promising to shake the globe's magnetic field while expanding the Northern Lights.
Space & Earth / Space Exploration
Mar 07, 2012 |
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Flying through a geomagnetic storm
Glowing green and red, shimmering hypnotically across the night sky, the aurora borealis is a wonder to behold. Longtime sky watchers say it is the greatest show on Earth.
Space & Earth / Space Exploration
Mar 05, 2012 |
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Scientists launch rocket into aurora
(PhysOrg.com) -- With the full sky shimmering in green aurora, Saturday night (Feb. 18, 2012) a team of scientists, including space physicist Marc Lessard and graduate students from the University of New Hampshire's ...
Space & Earth / Space Exploration
Feb 20, 2012 |
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Solar storm sparks dazzling northern lights
A storm from the broiling sun turned the chilly northernmost skies of Earth into an ever-changing and awe-provoking art show of northern lights on Tuesday.
Space & Earth / Space Exploration
Jan 25, 2012 |
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Biggest solar storm since 2005 pummels Earth
A potent solar flare has unleashed the biggest radiation storm since 2005 and could disrupt some satellite communications in the polar regions, US space weather monitors said Monday.
Space & Earth / Space Exploration
Jan 23, 2012 |
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A 3-D way to release magnetic energy... fast!
Experiments discover a 3-D process by which magnetic reconnection can release energyfaster than expected by classical theories.
Nov 10, 2011 |
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Ultrafast substorm auroras explained (w/ video)
(PhysOrg.com) -- From time to time, sudden releases of energy in Earth's magnetosphere lead to major disturbances that result in bright auroral displays over the planet's polar regions. These auroras are caused by a phenomenon ...
Sep 06, 2011 |
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