(Phys.org)—Four decades of active research and debate by the solar physics community have failed to bring consensus on what drives the sun's powerful coronal mass ejections (CMEs) that can have profound "space weather" ...
General Physics
Sep 24, 2012
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A research team of the Department of Physics, Keio University, has discovered a molecular cloud with a peculiar helical structure by observation with the NRO 45m Telescope at Nobeyama Radio Observatory, National Astronomical ...
Astronomy
Sep 10, 2012
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(Phys.org)—At the onset of a series of coronal mass ejections (CMEs) on August 20, 2012, this bulbous CME certainly resembled a light bulb. It has the thin outer edge and a bright, glowing core at its center. CMEs are often ...
Space Exploration
Aug 27, 2012
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(Phys.org) -- On July 11, NASA scientists will launch into space the highest resolution solar telescope ever to observe the solar corona, the million degree outer solar atmosphere. The instrument, called HI-C for High Resolution ...
Space Exploration
Jul 6, 2012
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(Phys.org) -- NASA's Marshall Space Flight Center in Huntsville, Ala. is leading an international effort to develop and launch the High Resolution Coronal Imager, or Hi-C, on a sounding rocket from the White Sands Missile ...
Space Exploration
Jun 22, 2012
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Ever squirted water out of your mouth when playing in a swimming pool or lake? This Coronal Mass Ejection (CME) release by the Sun on April 15, 2012 looks reminiscent of such water spouting.
Space Exploration
Apr 17, 2012
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On July 6, 2011, a comet was caught doing something never seen before: die a scorching death as it flew too close to the sun. That the comet met its fate this way was no surprise – but the chance to watch it first-hand ...
Space Exploration
Jan 19, 2012
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(PhysOrg.com) -- Scientists using the Atmospheric Imaging Assembly (AIA) instrument on board NASA’s Solar Dynamics Observatory (SDO), have detected quasi-periodic waves in the low solar corona that travel at speeds as ...
Space Exploration
Jun 15, 2011
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(PhysOrg.com) -- Cue the surfing music. Scientists have spotted the iconic surfer's wave rolling through the atmosphere of the sun. This makes for more than just a nice photo-op: the waves hold clues as to how energy moves ...
Space Exploration
Jun 7, 2011
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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 St Andrews think ...
Astronomy
Apr 19, 2011
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