Category Archives: solar flare

Sailing on the Solar Wind

Guest Post by Willis Eschenbach The lack of cycles in the solar wind isn’t surprising when you analyze this paper. There is very little sign of any kind of annual cycle, which makes perfect sense because the sun doesn’t run … Continue reading

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Posted in Solar, solar flare | Tagged , , , | 82 Comments

Solar Cycle Update – M class flare, little change in metrics, solar dynamo still slumping

From NASA Mid-level Solar Flare Erupts from the Sun May 8, 2014 The bright light on the left side of the sun shows an M5.2-class solar flare in progress on May 8, 2014.This image, captured by NASA’s SDO, shows light … Continue reading

Posted in Solar, solar flare | 123 Comments

Bigger things to worry about than global warming: Scientists say a destructive solar blast narrowly missed Earth in 2012

Video follows of the July 23rd, 2012 Coronal Mass Ejection, said to be the fastest ever From UC BERKELEY — Earth dodged a huge magnetic bullet from the sun on July 23, 2012. According to University of California, Berkeley, and … Continue reading

Posted in Solar, solar flare | 71 Comments

Strongest X class solar flare since March 2012

From NOAA Space Weather Prediction Center and spaceweather.com: Strong Solar Flare Radio Blackout Newly numbered Region 1990 (the return of old Region 1967), just now rotating into view, produced an R3 (Strong) Solar Flare Radio Blackout at 0049 UTC on … Continue reading

Posted in Solar, solar flare, Spaceweather | 25 Comments

The Solar storm has arrived – initial impact weaker than expected

From NASA: Spaceweather: As expected, a CME hit Earth’s magnetic field on Jan. 9th (around 20:00 UTC or 3 p.m. EST). Although the initial impact was weaker than expected, geomagnetic storms could still develop as Earth passes through the CME’s … Continue reading

Posted in solar flare, Spaceweather | 57 Comments

X class solar flare ejection may hit Earth with solar storm

From the WUWT Solar Reference page, an X 1.2 event has occurred: From NASA Spaceweather: Giant sunspot AR1944 erupted on Jan 7th at approximately 1832 UT, producing a powerful X1-class solar flare. First-look coronagraph images from the STEREO-Ahead spacecraft appear … Continue reading

Posted in Solar, solar flare, Spaceweather | 104 Comments

Sunspot group AR1890 takes direct aim at earth

May produce a dangerous X-class flare that could directly impact Earth Steve Davidson writes: Right now, today, one of the largest sunspot groups of Cycle 24 – AR1890 – is pointing nearly strait at Earth. AR1890 has already produced a … Continue reading

Posted in Solar, solar flare, Spaceweather | Tagged , , , | 78 Comments

Sun produces four X-class flares in two days

Above: note the four separate events in the last two days – from the WUWT Solar Page (From NASA’s Spaceweather.com) When the week began, the sun hadn’t unleashed an X-flare all year long. In only two days, sunspot AR1748 has … Continue reading

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A misinterpreted claim about a NASA press release, CO2, solar flares, and the thermosphere is making the rounds

I loathe having to write this story because I truly dislike giving any attention to the people who are known as the “slayers” from the “Slaying the Sky Dragon” book. They now operate under the moniker of “Principia Scientific”. But, … Continue reading

Posted in Carbon dioxide, Opinion, Ridiculae, solar flare | Tagged , , , , | 126 Comments

New study finds that a Carrington class solar event could cause global cooling of more than 3C

A paper recently published in Atmospheric Chemistry and Physics finds that “a solar proton event, if it took place in the near future with an intensity similar to that ascribed to the Carrington Event of 1859″. Based on the results … Continue reading

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X class flare CME arrival updated

From Spaceweather.com The CME launched toward Earth by yesterday’s X-flare is moving faster than originally thought. Analysts at the Goddard Space Weather Lab have revised their forecast accordingly, advancing the cloud’s expected arrival time to 09:17 UT (5:17 am EDT) … Continue reading

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X-Class solar flare blasts CME directly at Earth

Large sunspot Group AR1520, seen below just right of center, was pointed directly at Earth when the flare occurred. The GOES Xray Flux spike hit X 1.4, just barely an X-class: 

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‘Doppler radar’ for solar storm detection

Rice researcher part of team that used Doppler shifts to ID phenomenon; may help predict space weather  HOUSTON – (July 2, 2012) – Doppler measurements that help track storms on Earth may also be useful for understanding storms on the … Continue reading

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Sunspot AR1476 takes aim on Earth

From Spaceweather.com NOAA forecasters estimate a 75% chance of M-class solar flares and a 20% chance of X-flares during the next 24 hours. Any eruptions are likely to be geoeffective because the source, sunspot AR1476, is directly facing our planet. … Continue reading

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“firecracker” sunspot turning towards earth – possible large solar flares

Sunspot AR1476 may have some surprises for us in the coming days, and I hope it isn’t a Carrington type event. It has already launched two CME’s yesterday. From NASA’s Spaceweather.com: A pair of solar eruptions on May 7th hurled coronal … Continue reading

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Potential for large solar flares and CME’s may be with us again soon

Readers may recall my reports on the CME’s from massive sunspot group 1429, seen below. It seems the sunspot group continues to live, and has unleashed another massive Coronal Mass Ejection. It will rotate into Earth view again soon.

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Whole lotta watts added to the atmosphere

I loved the way James Russell described CO2 molecules as “natural thermostats” Solar Storm Dumps Gigawatts into Earth’s Upper Atmosphere A recent flurry of eruptions on the sun did more than spark pretty auroras around the poles.  NASA-funded researchers say … Continue reading

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Recent solar flare seen bombarding Earth with gamma rays

From the “Oh noes it’s Radiation” department, Dr. Leif Svalgaard points out we all got a gamma ray bath on that recent big solar flare. I wonder how many Banana Equivalent Doses we all got?

Posted in Astronomy, Radiation, solar flare | Tagged , , , , , , , | 44 Comments

Solar storm continues, geomagnetic storm and auroras expected

We have about three hours to go for the expected arrival time of the CME at 0625 UTC/1025 PM PST. Proton flux remains high as do other indicators. Additionally another C class solar flare just occured. This bulletin just in … Continue reading

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Major x class solar flare

Blogging from my phone Check WUWT Solar Reference Page Updated: It was an X1.7 class eruption,  it does not appear to be headed towards Earth. JTF

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Biggest solar storm since 2005

It is being called by WaPo “The Biggest solar storm since 2005“. The sun erupted late on January 22nd, 2012 with an M8.7 class flare. The Solar Dynamics Observatory captured the flare as seen below. From NASA: The coronal mass … Continue reading

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Big CME headed toward Earth

From Spaceweather.com : Active sunspot 1401 erupted yesterday, Jan. 19th around 16:30 UT, producing an M3-class solar flare and a full-halo coronal mass ejection (CME). The Solar and Heliospheric Observatory recorded the cloud expanding almost directly toward Earth:

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Big CME hits earth, low latitude auroras possible

From the Rice University Spaceweather listserv Our space weather alert system is in level yellow, and the CME input of energy to the Earth’s magnetosphere still continues. So, if you live in northern latitudes, go out and look for auroras … Continue reading

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Solar activity on the upswing, big sunspot rotating into view is producing x-class solar flares. Large CME expected soon, may hit earth.

From Spaceweather.com: New sunspot 1302 has already produced two X-flares(X1.4 on Sept. 22nd and X1.9 on Sept. 24th), can another be far behind? NOAA forecasters put the 24-hour probability at 20%. The sheer size of the active region suggests the … Continue reading

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