Tuesday, October 14, 2008

Space Weather

Unfurling Prominence Eruption (October 10, 2008)
The STEREO (Ahead) spacecraft observed this visually stunning prominence eruption on Sept. 29, 2008 in the 304 Angstrom wavelength of extreme UV light. It rose up and cascaded to the right over several hours, appearing something like a flag unfurling, as it broke apart and headed into space. The material observed is actually ionized Helium at about 60,000 degrees. Prominences are relatively cool clouds of gas suspended above the Sun and controlled by magnetic forces.
SOHO Pick of the Week

It is always interesting to me, that the weather on earth, could have gone beyond the scope of the incidences of natural calamities that happen on earth, could also be affected by events out there in space.

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