News tagged with geomagnetic storm

Space weather expert has ominous forecast

A stream of highly charged particles from the sun is headed straight toward Earth, threatening to plunge cities around the world into darkness and bring the global economy screeching to a halt.

Space & Earth / Space Exploration

created May 08, 2012 | popularity 4.3 / 5 (9) | comments 7

Space environmentalist warns we need to better prepare for solar storms

(Phys.org) -- In the business of everyday life, it’s easy to overlook things that could cause a serious disruption to how life is lived; floods happen, hurricanes, volcanoes and tsunamis like the one ...

Space & Earth / Earth Sciences

created Apr 19, 2012 | popularity 4.7 / 5 (9) | comments 6 | with audio podcast report

Researchers take first-ever measurement of auroral turbulence using a nanosatellite radar receiver

Researchers from SRI International and the University of Michigan have taken the first-ever measurement of naturally occurring auroral turbulence recorded using a nanosatellite radar receiver. The research was done with support ...

Space & Earth / Space Exploration

created Mar 22, 2012 | popularity 5 / 5 (1) | comments 0

Storms from the sun

(PhysOrg.com) -- Space weather starts at the sun. It begins with an eruption such as a huge burst of light and radiation called a solar flare or a gigantic cloud of solar material called a coronal mass ejection ...

Space & Earth / Space Exploration

created Mar 09, 2012 | popularity 3.7 / 5 (3) | comments 1

Large solar flares generate geomagnetic storm

A pair of unusually large solar flares early yesterday generated a Coronal Mass Ejection that will reach Earth around mid-day today. It will likely cause at least a strong geomagnetic storm that could affect ...

Space & Earth / Space Exploration

created Mar 09, 2012 | popularity 4.5 / 5 (2) | comments 0

Astronomers solve mystery of vanishing energetic electrons in Earth's outer radiation belt

UCLA researchers have explained the puzzling disappearing act of energetic electrons in Earth's outer radiation belt, using data collected from a fleet of orbiting spacecraft.

Physics / General Physics

created Jan 29, 2012 | popularity 4.5 / 5 (11) | comments 14 | with audio podcast

Solar storm expected to fire up northern lights

Stargazers were out in force in northern Europe on Tuesday, hoping to be awed by a spectacular showing of northern lights after the most powerful solar storm in six years.

Space & Earth / Space Exploration

created Jan 24, 2012 | popularity 5 / 5 (2) | comments 0

The Northern Lights dance over northern England

(AP) -- The Northern Lights have lit up the skies above Scotland, northern England and northern parts of Ireland after the biggest solar storm in more than six years bombarded Earth with radiation.

Space & Earth / Earth Sciences

created Jan 24, 2012 | popularity 5 / 5 (1) | comments 0

Scientists bring mysterious magnetic process down to earth

With the click of a computer mouse, a scientist at the U.S. Department of Energy's Princeton Plasma Physics Laboratory (PPPL) sends 10,000 volts of electricity into a chamber filled with hydrogen gas. The ...

Physics / Plasma Physics

created Oct 25, 2011 | popularity 4.9 / 5 (9) | comments 20 | with audio podcast

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

created Jul 27, 2011 | popularity 5 / 5 (9) | comments 1 | with audio podcast

Exoplanet aurora: An out-of-this-world sight

Earth's aurorae, or Northern and Southern Lights, provide a dazzling light show to people living in the polar regions. Shimmering curtains of green and red undulate across the sky like a living thing. New ...

Space & Earth / Astronomy

created Jul 21, 2011 | popularity 4.4 / 5 (5) | comments 3 | with audio podcast

'Dramatic' solar flare could disrupt Earth communications (Update)

An unusual solar flare observed by a NASA space observatory (video) on Tuesday could cause some disruptions to satellite communications and power on Earth over the next day or so, officials said. ...

Space & Earth / Space Exploration

created Jun 07, 2011 | popularity 4.6 / 5 (8) | comments 2

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

created Apr 14, 2011 | popularity 4 / 5 (2) | comments 0

Space weather could wreak havoc in gadget-driven world

A geomagnetic space storm sparked by a solar eruption like the one that flared toward Earth Tuesday is bound to strike again and could wreak havoc across the gadget-happy modern world, experts say.

Space & Earth / Space Exploration

created Feb 20, 2011 | popularity 4.9 / 5 (9) | comments 12

Space weather disrupts communications, threatens other technologies on Earth

(PhysOrg.com) -- A powerful solar flare has ushered in the largest space weather storm in at least four years and has already disrupted some ground communications on Earth, said University of Colorado Boulder ...

Space & Earth / Space Exploration

created Feb 18, 2011 | popularity 4.8 / 5 (4) | comments 5