News tagged with sun surface

New models to predict coral bleaching

(Phys.org) -- Curtin University researchers have used computational fluid dynamics and powerful supercomputers to create new models for understanding and predicting coral bleaching.

Space & Earth / Environment

created May 17, 2012 | popularity not rated yet | comments 0

How to rediscover life on Earth by looking at the Moon

(PhysOrg.com) -- By observing the Moon using ESO's Very Large Telescope, astronomers have found evidence of life in the universe -- on Earth. Finding life on our home planet may sound like a trivial observation, ...

Space & Earth / Astronomy

created Feb 29, 2012 | popularity 4.1 / 5 (11) | comments 0 | with audio podcast

Low-carbon technologies 'no quick-fix', say researchers

Could replacing coal-fired electricity plants with generators fueled by natural gas bring global warming to a halt in this century? What about rapid construction of massive numbers of solar or wind farms, ...

Space & Earth / Environment

created Feb 15, 2012 | popularity 5 / 5 (1) | comments 1 | with audio podcast

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

created Nov 18, 2011 | popularity 5 / 5 (7) | comments 3 | with audio podcast

ESA To Collaborate with NASA on Solar Science Mission

On October 4, 2011, the European Space Agency announced it's two next science missions, including Solar Orbiter, a spacecraft geared to study the powerful influence of the sun. Solar Orbiter will be an ESA-led ...

Space & Earth / Space Exploration

created Oct 06, 2011 | popularity 5 / 5 (1) | comments 4

Did a comet hit cause an explosion on the sun?

This amazing video from the SOHO mission (Solar and Heliospheric Observatory) shows a sun-diving comet hitting the solar surface on October 1, 2011 and unexpectedly a huge explosion occurs shortly after. Are the two events ...

Space & Earth / Space Exploration

created Oct 05, 2011 | popularity 4.9 / 5 (8) | comments 21

NASA sees the sun having a solar blast (w/ video)

The Sun unleashed an M-2 (medium-sized) solar flare, an S1-class (minor) radiation storm and a spectacular coronal mass ejection (CME) on June 7, 2011 from sunspot complex 1226-1227. The large cloud of particles ...

Space & Earth / Space Exploration

created Jun 07, 2011 | popularity 5 / 5 (8) | comments 1 | with audio podcast

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 ...

Space & Earth / Astronomy

created Apr 19, 2011 | popularity 3 / 5 (2) | comments 2

Smithsonian instrument 'fills the gap,' views sun's innermost corona

During a total eclipse of the Sun, skywatchers are awed by the shimmering corona -- a faint glow that surrounds the Sun like gossamer flower petals. This outer layer of the Sun's atmosphere is, paradoxically, ...

Space & Earth / Space Exploration

created Jan 04, 2011 | popularity 3.5 / 5 (2) | comments 4

Changes in solar activity affect local climate

Raimund Muscheler is a researcher at the Department of Earth and Ecosystem Sciences at Lund University in Sweden. In the latest issue of the journal Science, he and his colleagues have described how the surface water temper ...

Space & Earth / Earth Sciences

created Dec 08, 2010 | popularity 5 / 5 (2) | comments 12

Sunspots could soon disappear for decades: study

(PhysOrg.com) -- Sunspot formation is triggered by a magnetic field, which scientists say is steadily declining. They predict that by 2016 there may be no remaining sunspots, and the sun may stay spotless ...

Space & Earth / Space Exploration

created Sep 15, 2010 | popularity 4.9 / 5 (55) | comments 576 | with audio podcast report

300 solar masses: Scientists find most massive star ever discovered (w/ Video)

(PhysOrg.com) -- Using a combination of instruments on ESO's Very Large Telescope, astronomers have discovered the most massive stars to date, one weighing at birth more than 300 times the mass of the sun, ...

Space & Earth / Astronomy

created Jul 21, 2010 | popularity 4.9 / 5 (38) | comments 9 | with audio podcast

Long-standing sunspot puzzle solved

(PhysOrg.com) -- Scientists at the Universities of Glasgow, Strathclyde and Central Lancashire have used 21st Century solar observations and image processing to finally solve a sunspot puzzle first noticed ...

Space & Earth / Space Exploration

created Aug 19, 2009 | popularity 4.5 / 5 (20) | comments 4

Trying to spot differences in the sun

The sun is the focus of a deepening mystery. Solar scientists want to know: Why is the sun so quiet?

Space & Earth / Space Exploration

created Jun 28, 2009 | popularity 4.1 / 5 (14) | comments 11

Magnesium detected in MESSENGER flyby of Mercury (w/Video)

NASA's MESSENGER spacecraft served up another curveball to a University of Colorado at Boulder team after a second flyby of the hot inner planet Oct. 6 detected magnesium -- an element created inside exploding ...

Space & Earth / Space Exploration

created Apr 30, 2009 | popularity 4.5 / 5 (6) | comments 1