Pick of the Week
Snow on the Windshield: Major Solar Particle Storm Smacks Earth (January 27, 2012)
A major solar storm, marked at the Sun by an M8.7 soft X-ray flare and the eruption of a fast coronal mass ejection...
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Hot Shots from SOHO
Comet Lovejoy Grazes the Sun (and survives)
Comet Lovejoy came into LASCO's view on Dec. 14 as a bright, white streak, skimmed across the Sun's edge about 140,000 km above the surface late Dec. 15 and early Dec. 16, 2011, furiously brightening and vaporizing as it approached the Sun...
SPOTLIGHT
JHelioviewer: A new way of looking at the Sun
JHelioviewer is new visualization software that enables everyone, anywhere to explore the Sun...
the sun now |
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spaceweather |
estimated Kp |
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solar wind | |
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At 12:50 UT |
| Speed: 417 km/s | |
| Density: 1.46 p/cm3 | |
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