Solar activity

Large solar prominence erupts, CME produced

A large solar prominence dubbed "the Great Wall of Plasma" erupted off the northeast limb of the Sun at approximately 13:00 UTC on March 27, 2015. This spectacular structure was more than 6x taller and 30x wider than Earth before it erupted. A Coronal Mass Eje

March 27, 2015

Powerful solar flare measuring X2.1 erupts from Region 2297

A major solar flare measuring X2.1 (R3-Strong radio blackout) erupted from Region 2297 at 16:22 UTC on March 11, 2015. The event started at 16:11 and ended at 16:29 UTC.A Type II (estimated velocity 1 461 km/s) and IV radio emissions were associated with the event. Type

March 11, 2015

Increased solar activity continues, Region 2297 crackling with solar flares

Region 2297, currently the only numbered sunspot region on the Earth side of the Sun, is crackling with solar flares for the fifth day in a row. After 3 low level M-class flares on March 5 and 6, a long duration M9.2 on March 7 and impulsive M4.5 at 14:33 UTC on March 9

March 10, 2015

Impulsive M4.5 solar flare erupts from Region 2297

An impulsive solar flare measuring M4.5 at its peak time erupted from Region 2297 at 14:33 on March 9, 2015. The event started at 14:22 and ended at 14:37 UTC.There were no radio signatures that would suggest a Coronal Mass Ejection was produced.This region is rotating

March 09, 2015

Strong, long duration M9.2 solar flare erupts from Region 2297

Strong and long duration solar flare measuring M9.2 (R2 - Moderate) at its peak time erupted from Region 2297 at 22:22 UTC on March 7, 2015. The event started at 21:59 and ended at 22:49 UTC.A Type II (estimated velocity 704 km/s) and Type IV radio sweeps were associate

March 07, 2015

Active region rotating onto the southeastern limb crackling with solar flares

Unnumbered region just rotating onto the southeastern limb produced 3 M-class (R1-Minor radio blackout) and several C-class solar flares in last 24 hours. The largest was a M3.0 that peaked at 04:57 UTC today, with the two M1 flares reaching their peaks at 18:11 UTC (M1

March 06, 2015

Long duration M1.2 solar flare erupts beyond eastern limb

Active region located just beyond the East limb produced a long duration M1.2 solar flare peaking at 18:11 UTC today. The event started 17:06 and ended at 18:26 UTC.This region produced two low level C-class flares before the M1.2 today. It will become fully visible fro

March 05, 2015

Impulsive M8.2 solar flare erupts off northwestern limb

An impulsive solar flare measuring M8.2 (R2 – Moderate Radio blackout) at its peak time erupted from Region 2290 at 01:35 UTC on March 3, 2015. The event started at 01:25 and ended at 01:42 UTC.A Type II (estimated velocity 750 km/s) and IV radio emissions were as

March 03, 2015

Numerous M-class flares and CMEs off the northwestern limb

Solar activity reached moderate levels today when Region 2290 (N22W84, Hsx/Alpha) produced a pair of M1 (R1-Minor) flares at 06:39 (M1.0) and 09:48 UTC (M1.1). This region also produced numerous low and mid-level C-class flares over the last 24 hours.Numerous Coronal Ma

March 02, 2015

Earth under the influence of CH HSS, geomagnetic storm in progress

Earth is under the influence of a southern polar coronal hole high speed stream (CH HSS) which is stirring up geomagnetic storms.Geomagnetic K-index of 5 (G1 - Minor geomagnetic storm) threshold was reached at 01:45 UTC today. Area of impact is primarily poleward of 60

March 01, 2015

Large solar filament erupts, produces partial halo CME

A large solar filament, which was stretching more than 857 780 km (533 000 miles) last week, finally erupted at approximately 09:25 UTC on February 21, 2015. As I feared, #solarstorm launch is huge filament that just rotated backside. STEREO A saw eruption of monster ev

February 22, 2015

Long duration M2.4 solar flare erupts from Region 2282, full halo CME produced

A moderately strong, long duration solar flare measuring M2.4 at its peak time erupted from Region 2282 ('beta') late on February 9, 2015. The event started at 22:19, peaked at 23:35 and ended at 00:16 on February 10.This flare had associated Type II (estimated

February 10, 2015

Impulsive M1.2 flare erupts, big plasma filament rotating in

An impulsive M1.2 solar flare erupted from Region 2277 ('Beta-Gamma') at 02:15 UTC on February 4, 2015. The event started at 02:08 and ended at 02:21 UTC.This event did not produce a Coronal Mass Ejection (CME). However, the responsible region is growing, it mai

February 04, 2015

Increased solar activity continues

Solar activity continues at moderate levels today with two M-class flares (M2.0 and M1.7) erupting from Region 2268 and one from newly numbered Region 2277 (M2.4).The first M-class solar flare of the day was an impulsive M2.0 which erupted at 00:44 UTC. It was followed

January 30, 2015

Moderately strong M2.1 solar flare erupts from Region 2268

A moderately strong solar flare reaching M2.1 at its peak time erupted from Region 2268 on January 29, 2015. The event started at 11:32, peaked at 11:42 and ended at 11:52 UTC.As with all the previous M-class flares from this region in the past few days, this latest eve

January 29, 2015

Moderate M1.4 solar flare erupts from Region 2268

A moderate solar flare measuring M1.4 at its peak time erupted from Region 2268 on January 28, 2015. The event started at 04:21, peaked at 04:41 and ended at 04:55 UTC.Coronal Mass Ejection (CME) was not produced.Region 2268 ('beta-gamma') is currently the large

January 28, 2015

Moderate M1.1 solar flare erupts from Region 2268

A moderate solar flare measuring M1.1 (R1 Minor Radio Blackout) at its peak time erupted from growing Region 2268 on January 26, 2015. The event started at 16:46, peaked at 16:53 and ended at 16:58 UTC.There were no signatures that would suggest a Coronal Mass Ejection

January 26, 2015

Newly numbered Region 2268 produced a moderate M1.4 solar flare

Newly numbered Region 2268 (S10E72, Hax/alpha) produced a moderate M1.4 solar flare on January 22, 2015, just as it began rotating onto the Southeast limb.The event started at 04:43, peaked at 04:52 and ended at 05:02 UTC.There were no signatures that would suggest a Co

January 22, 2015

Departing Region 2257 erupts with moderate M2.2 solar flare

A moderate solar flare measuring M2.2 at its peak time erupted from a departing Region 2257 ('beta-gamma') on January 14, 2015. The event started at 12:30, peaked at 12:58 and ended at 13:08 UTC.This region was responsible for two M-class solar flares yesterday

January 14, 2015

Strong M5.6 solar flare erupts from Region 2257

A strong solar flare measuring M5.6 (R2 - Moderate radio blackout) erupted from Active Region 2257 at 04:24 UTC on January 13, 2015. The event started at 04:13 and ended at 04:38 UTC.A 10cm Radio Burst lasting 4 minutes, with peak flux of 290 sfu, was associated with th

January 13, 2015

Large sunspot region in geoeffectve position, unleashes M1.3 solar flare

Large Active Region 2253 (beta-gamma) erupted with moderate M1.3 solar flare at 15:35 UTC on January 4, 2015. The event started at 15:18 and ended at 15:53 UTC. Coronal Mass Ejection (CME) signatures were not detected during this event.This region slightly grew during l

January 04, 2015

Moderate M2.2 solar flare erupts from Region 2249

A moderate solar flare measuring M2.2 at its peak time erupted from Active Region 2249 at 02:16 UTC on December 27, 2014. The event started at 02:03 and ended at 02:24 UTC.Region 2249 has 'beta-gamma' magnetic configuration, it is still growing and is located ne

December 27, 2014

Major solar flare measuring X1.8 erupted from Region 2242

A major solar flare measuring X1.8 (R3-Strong Radio blackout) at its peak time erupted from Region 2242 ('beta-gamma-delta') at 00:28 UTC on December 20, 2014. The event started at 00:11 and ended at 00:55 UTC.A Type II radio emission with an estimated velocity

December 20, 2014

Strong M6.9 solar flare erupts from geoeffective Region 2241

A strong solar flare measuring M6.9 (R2-Moderate Radio blackout) at its peak time erupted from geoeffective Active Region 2241 at 21:58 UTC on December 18, 2014. The event started at 21:41 and ended at 22:25 UTC.This region is located at the center of the solar disk and

December 18, 2014

Strong, long duration solar flare measuring M8.7 erupted from geoeffective region

A very strong solar flare measuring M8.7 at its peak time (R2 - Moderate Radio blackout) erupted from geoeffective Active Region 2242 ('beta-gamma-delta') at 04:50 UTC today. This was a long duration event which started at 04:25 and ended at 05:20 UTC. The event

December 17, 2014

Impulsive M1.5 erupts off the east limb, Earth under the influence of CH HSS

An impulsive solar flare measuring M1.5 at its peak time erupted early on December 13, 2014, from a region rotating around the SE limb. The event started at 05:13, peaked at 05:20 and ended at 05:25 UTC.This new region shows a good potential for increased solar activity

December 13, 2014

Strong solar flare measuring M6.1 erupts from Region 2222

A long duration solar flare measuring M6.1 (R2-Moderate) at its peak time erupted on December 4, 2014 from Region 2222. The event started at 18:05, peaked at 18:25 and ended at 18:56 UTC.This is a second M-class solar flare today from 'beta-gamma' classified Reg

December 04, 2014

M1.8 solar flare erupts from central region 2222

A moderately strong solar flare measuring M1.8 at its peak time erupted at 06:41 UTC on December 1, 2014. The event started at 06:26 and ended at 06:59 UTC.A 10cm Radio Burst lasting 6 minutes (peak flux 180 sfu) was associated with the event. This indicates that the el

December 01, 2014

Strong M5.7 solar flare erupted from Region 2209

A strong solar flare measuring M5.7 at its peak time erupted from Region 2209 on November 16, 2014. The event started at 17:35, peaked at 17:48 and ended at 17:57 UTC.Region 2209 ('beta-gamma-delta') is Old Region 2192, source of six X-class solar flares during

November 16, 2014

Old Region 2192 returns with moderate M3.2 and M3.7 solar flares

Old Region 2192, now numbered 2209 ('beta-gamma'), has returned on the Earth side of the Sun, with moderately strong M3.2 solar flare on November 15, 2014. The latest event from this region started at 11:40, peaked at 12:03 and ended at 12:10 UTC.A 10cm Radio Bu

November 15, 2014

A timelapse of the late October solar activity

Awesome time-lapse video features show 15 days of solar action from October 14th to 30th, 2014, showing sunspot AR 2192, the largest sunspot of the last two solar cycles or more than two decades. During the transition time Sunspot 2192 produced six X-class and 37 M-clas

November 13, 2014

Major solar flare measuring X1.6 erupted from Region 2205, Earth-directed CME

A major solar flare measuring X1.6 (R3 - Strong radio blackout) at its peak time erupted from Region 2205 ('beta-gamma-delta') on November 7, 2014. The event started at 16:53, peaked at 17:26 and ended at 17:34 UTC.This region already produced several moderate t

November 07, 2014

Increased solar activity continues with newly numbered Region 2205 now fully visible

Solar activity reached high levels in last two days and with newly numbered Active Region 2205 ('beta') now fully visible on the disk it is expected to remain elevated. This active region showed high flaring activity and Coronal Mass Ejections (CME) while

November 05, 2014

Moderately strong M6.5 solar flare erupted off the northeast limb

Another M-class solar flare was recorded around new region approaching from the northeastern limb. After M2.2 at 11:53, an M6.5 peaked at 22:40 UTC on November 3, 2014. The event started at 22:15 UTC and ended at 22:53 UTC.The actual eruption was probably much stronger

November 03, 2014

Sixth major solar flare from Region 2192 - X2.0 on October 27, 2014

Region 2192, now located near the southwest limb, unleashed its sixth X-class solar flare since it became fully apparent on the solar disk on October 18, 2014. The latest in series of its major eruptions is X2.0 solar flare on October 27. This latest event started at 14

October 27, 2014