Articles tagged "lasco c2"

prominenceeruption

Prominence eruption and CME on May 1, 2013 captured by SOHO, STEREO and SDO spacecrafts

On May 1, 2013, Active Region just around the left edge of the Sun erupted with a huge coronal mass ejection (CME). The video bellow shows combined imagery from NASA’s SDO, SOHO and STEREO heliophysics fleet. Solar Dynamics Observatory (SDO) provided a

May 07, 2013

ison_euvib_Nov28_1810_2010

Solar missions to observe comet ISON (How to track ISON on SOHO and STEREO imagery)

Comet ISON is on a journey through our solar system that will culminate in its close encounter with the Sun on November 28, 2013. At that time the comet will pass at a distance of only 2.7 solar radii from the Suns center. Comet C/2012 S1, named ISON, was

April 23, 2013

star_flare

Solar radio bursts

This week's sharp increase in solar activity has turned the Sun into a radio transmitter. Bursts of shortwave static are coming from the unstable magnetic canopy of sunspot 1283. Yesterday in New Mexico, amateur radio astronomer Thomas Ashcraft recorded some...

September 07, 2011

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Expected impact of an incoming solar wind stream

NOAA forecasters estimate a 25% chance of polar geomagnetic activity today in response to the expected impact of an incoming solar wind stream.Solar activity is at very low levels and there is currently no chance for strong solar flares on the earth facing side of

August 29, 2011