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Researchers set alarm for incoming space storms

Researchers set alarm for incoming space storms

Space & Earth / Space Exploration

created May 27, 2009 | popularity 4.4 / 5 (10) | comments 0

(PhysOrg.com) -- A team of researchers at the University of Alberta in Edmonton has broken new ground in outer space by pinpointing the impact epicentre of an Earthbound space storm as it crashes into the ...


NASA's THEMIS: 'singing' electrons help create and destroy 'killer' electrons

THEMIS: 'Singing' electrons help create and destroy 'killer' electrons

Physics / General Physics

created May 07, 2009 | popularity 4.1 / 5 (7) | comments 6

Scientists using NASA's fleet of THEMIS spacecraft have discovered how radio waves produced by electrons injected into Earth's near-space environment both generate and remove high-speed "killer" electrons.


THEMIS satellite tracks electrical tornadoes in space

THEMIS satellite tracks electrical tornadoes in space

Space & Earth / Space Exploration

created Apr 23, 2009 | popularity 4.5 / 5 (4) | comments 1

(PhysOrg.com) -- Earth-bound tornadoes are puny compared to "space tornadoes," which span a volume as large as Earth and produce electrical currents exceeding 100,000 amperes, according to new observations ...





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Better looks at Mars minerals for ASU instrument on NASA's Mars Odyssey orbiter

Better looks at Mars minerals for ASU instrument on NASA's Mars Odyssey orbiter

Space & Earth / Space Exploration

created Jun 22, 2009 | popularity 3.5 / 5 (4) | comments 0

A slow drift in the orbit of NASA's Mars Odyssey spacecraft that mission controllers started nine months ago is now giving an ASU instrument a better and more sensitive view of minerals on the surface of Mars. ...


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Find your own place on the Red Planet

Space & Earth / Space Exploration

created Jun 15, 2009 | popularity 3.7 / 5 (3) | comments 0

Arizona State University researchers and scientists have created two new features for Google Earth 5.0, the popular online application that lets users tour Earth, the starry sky, and the Red Planet Mars.


ASU Mars instrument gets new lease on life as NASA extends Mars Odyssey mission

Space & Earth / Space Exploration

created Oct 10, 2008 | popularity 4.8 / 5 (4) | comments 0

A six-minute rocket firing on Sept. 30 has put NASA's Mars Odyssey spacecraft on track for a new orbit around the Red Planet. The change, part of a two-year extension for the mission, will give an ASU-operated instrument ...


Mars image marks THEMIS milestone

Mars image marks THEMIS milestone

Space & Earth / Space Exploration

created May 14, 2007 | popularity 3.8 / 5 (4) | comments 0

The Thermal Emission Imaging System (THEMIS) aboard NASA's Mars Odyssey orbiter marked a milestone May 4. An image from THEMIS showing Martian lava flows and wind streaks mingling with impact craters, became ...


NASA Satellites Discover What Powers Northern Lights

Space & Earth / Space Exploration

created Jul 24, 2008 | popularity 4.1 / 5 (9) | comments 1

(PhysOrg.com) -- Researchers using a fleet of five NASA satellites have discovered that explosions of magnetic energy a third of the way to the moon power substorms that cause sudden brightenings and rapid movements of the ...


Northern lights research enters final frontier

Space & Earth / Space Exploration

created Jan 12, 2007 | popularity 5 / 5 (1) | comments 0

An international team of scientists -- including physicists from the University of Calgary -- will begin gathering the most detailed information yet about the ever-changing northern lights, as a multi-year research project ...


University of Alberta space research to solve aurora mystery

Space & Earth / Astronomy

created Jan 10, 2007 | popularity 4.3 / 5 (4) | comments 0

On February 15, NASA will launch the largest number of scientific satellites ever sent into orbit aboard a single rocket. A handful of Alberta scientists will be at Kennedy Space Center watching and waiting. For Dr. Ian Mann ...


THEMIS weighs in on the Northern Lights

THEMIS weighs in on the Northern Lights

Space & Earth / Space Exploration

created Mar 14, 2007 | popularity 4 / 5 (2) | comments 0

Instruments known as solid-state telescopes (SSTs), built with detectors fabricated at Lawrence Berkeley National Laboratory and carried aboard the recently launched THEMIS mission, have delivered their first ...


Scientist finds Martian ice is patchy and variable

Scientist finds Martian ice is patchy and variable

Space & Earth / Space Exploration

created May 02, 2007 | popularity 4.3 / 5 (10) | comments 0

For the first time, scientists have found that water ice lies at variable depths over small-scale patches on the Red Planet. The discovery draws a much more detailed picture of underground ice on Mars than ...


Spring is Aurora Season

Spring is Aurora Season

Space & Earth / Earth Sciences

created Mar 04, 2008 | popularity 4.4 / 5 (16) | comments 1

What are the signs of spring? They are as familiar as a blooming daffodil, a songbird at dawn, a surprising shaft of warmth from the afternoon sun. And, oh yes, don’t forget the aurora borealis. Spring is ...



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