Pick of the Week
Four, count 'em, 4 X-class flares in two days (May 17, 2013)
A very energetic active region popped off four X-flares (largest class) in just two days...
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Hot Shots from SOHO
Comet ISON: Comet of The Century?
Comet D/2012 S1 was discovered in September 2012 by Russian astronomers using data from the International Scientific Optical Network (ISON)...
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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