Space weather

Dynamic auroras visible for the fifth day in a row

For the 5th day in a row a crack in the Earth's magnetosphere is allowing solar wind to reach Earth. Although a full geomagnetic storm is not required to generate auroras at this time of the year, coronal hole effects and multiple solar sector changes currently affe

October 01, 2014

Moderately strong M5.1 solar flare erupted

A moderately strong M5.1 solar flared erupted around Sunspots 2172 and 2173 at 02:58 UTC on September 28, 2014. The event was associated with a Type II and Type IV Radio Emissions, along with a 10cm Radio Burst (TenFlare). GOES X-Ray flux and SDO's AIA 094 image

September 28, 2014

Impulsive solar flare measuring M2.3 erupts

Impulsive solar flare reaching M2.3 at its peak time erupted on September 23, 2014. The event started at 23:03, peaked at 23:16 and ended at 23:28 UTC.The source was Active Region 2172 (beta-gamma) located in the southeast quadrant.The event was associated with 250 sfu

September 24, 2014

CME impact from X1.6 solar flare generated strong G3 geomagnetic storm and bright auroras

The Earth's magnetic field got disturbed in response to the arrival of the September 10 halo CME caused by X1.6 solar flare. Magnetometers around the world recorded a Geomagnetic Sudden Impulse at 15:55 UTC which signaled the arrival of the CME at

September 12, 2014

Impulsive M2.1 solar flare erupted off the east limb

A moderately strong solar flare reaching M2.1 at its peak time erupted from a region located off the east limb today. The event started at 15:20, peaked at 15:26 and ended at 15:31 UTC.If CME was generated by this eruption Earth directed component is very unlikely. Howe

September 11, 2014

Two CMEs heading toward Earth, severe geomagnetic storms expected

There are currently two Coronal Mass Ejections (CMEs) heading toward our planet and their combined arrival is expected to spark severe geomagnetic storms.The first one, released by the long duration M4.5 solar flare on September 9, is expected to hit Earth's magneti

September 11, 2014

Major solar flare measuring X1.6 erupts, sends Earth directed CME

A major solar flare measuring X1.6 at its peak time erupted on September 10, 2014. The source was geoeffective Active Region 2158 located almost at the center of the disk. The event started at 17:21, peaked at 17:45 and ended at 18:20 UTC.Coronal Mass Ejection (CME) was

September 10, 2014

Long duration M4.5 solar flare erupts from region 2158

Active Region 2158 produced a long duration M4.5 solar flare on September 9, 2014. The event started at 23:12, peaked at 00:29 and ended at 01:31 UTC. A Type II (999 km/s) and IV radio emissions as well as 10cm Radio Burst were associated with the event. Coronal Ma

September 09, 2014

Moderate M1.1 solar flare erupted from Region 2157

Active Region 2157 unleashed M1.1 solar flare on September 6, 2014. The event started at 16:50, peaked at 17:09 and ended at 17:22 UTC.This region is located in the southeast quadrant and has 'beta-gamma-delta' magnetic configuration (capable of produc

September 06, 2014

Long duration M2.5 solar flare erupts off the southeast limb

Active region located behind the southeast limb of the Sun produced a long duration M2.5 solar flare on September 3, 2014. The event started at 13:20, peaked at 13:54 and ended 14:23 UTC.If Coronal Mass Ejection was produced by this event it sho

September 03, 2014

Plasma filament erupts, generates Earth-directed CME

A large plasma filament located in the northern hemisphere of the Sun erupted between 13:00 and 16:00 UTC on September 2, 2014, generating what appears to be Earth directed Coronal Mass Ejection (CME)​.Although analysis is still not complete SWPC warned 

September 03, 2014

Major solar flares erupting behind the northeast limb

A major solar flare was detected behind Sun's northeast limb on September 1, 2014. STEREO Behind spacecraft, watching farside of the Sun, captured what is most likely an X-class solar flare starting at 11:05 UTC.This major solar flare was associa

September 02, 2014

Geomagnetic storm in progress, auroras visible at high latitudes

Plasma cloud unleashed by M-class solar flare on August 22 reached our planed early Wednesday, August 27. Wind speeds increased from near 280 km/s to 340 km/s while density remained primarily between 5-10 p/cc (protons per cubic centimeter).Active to minor storm (G1) co

August 28, 2014

Moderately strong solar flare reaching M3.9 erupted from Region 2146

After M2.0 at 15:11 UTC today Active Region 2146 erupted with another M-class solar flare. This latest event started at 20:06, peaked at 20:21 as M3.9 solar flare and ended at 20:29 UTC.As with previous event the majority of plasma cloud appears to be dir

August 25, 2014

Moderately strong M2.0 solar flare erupted from Region 2146

Moderately strong M2.0 solar flare erupted on August 25, 2014, from Active Region 2146 (beta). The event started at 14:46, peaked at 15:11 and ended at 15:31 UTC.A Type II (707 km/s), IV and Tenflare (170 sfu) radio emissions were associated with this event. T

August 25, 2014

Powerful solar flare reaching M5.9 erupted from eastern limb

A powerful solar flare measuring M5.9 at its peak time erupted from eastern limb of the Sun on August 24, 2014, at 12:17 UTC. The event started at 12:00, peaked at 12:17 and ended at 12:25 UTC.The source was new AR 2151 located on the south eastern limb.

August 24, 2014

Moderate M1.2 solar flare erupts from eastern limb

After impulsive M3.2 solar flare on August 21 emerging Active Region 2149 erupted with another M-class solar flare early on August 22. This latest event started at 06:18, peaked at 06:28 as M1.2 and ended at 06:34 UTC.AR 2149 has 'beta' magnetic configurati

August 22, 2014

Moderately strong M3.4 solar flare erupted from eastern limb

Moderately strong solar flare reaching M3.4 at its peak time erupted on August 21, 2014. The event started 13:19, peaked at 13:31 and ended at 13:42 UTC. The source was new active region located on the eastern limb. If Coronal Mass Ejection was generated by this ev

August 21, 2014

Geomagnetic storm reached G2 levels, amazing auroras photographed from ISS

A Coronal Mass Ejection (CME) unleashed by solar filament eruption on August 15 started interacting with Earth's magnetic field around 07:00 UTC on August 19 causing, at first, only a minor instability.As the Earth passed through the plasma cloud the effects in

August 20, 2014

Filament eruption creates canyon of fire, Earth directed CME

Solar filament located in the southern hemisphere erupted at approximately 16:54 UTC on August 15, 2014, and launched a partial-halo Coronal Mass Ejection (CME) into space and toward our planet. NSO/GONG and SDO/AIA 193 and 304 imagery observed major portions of a

August 16, 2014

Second M-class solar flare of the day - long duration M1.5 from Region 2127

A second M-class solar flare of the day erupted at 18:13 UTC. The source of this latest event was 'beta-gamma' classified Active Region 2127 capable of producing strong eruptions on the Sun. The event started at 17:55, peaked at 18:13 as M1.5 

August 01, 2014

M2.0 solar flare erupts from Region 2130

Moderately strong solar flare measuring M2.0 erupted from Active Region 2130 on August 1, 2014, at 14:48 UTC. The event started at 14:43, peaked at 14:48 and ended at 14:57 UTC. After almost 3 weeks without solar flares of this magnitude, this is now the second M-c

August 01, 2014

Moderately strong M2.5 solar flare erupted from Region 2130

A moderately strong solar flare reaching M2.5 at its peak time erupted from Region 2130 on July 31, 2014, at 11:14 UTC. The event started at 11:01 and ended at 11:21 UTC.Region 2130 has 'beta-gamma-delta' magnetic configuration and is located near the

July 31, 2014

Strong solar flare reaching M6.5 erupted near the northeastern limb

A strong solar flare reaching M6.5 at its peak time erupted from region 2113 located in the northeastern quadrant on July 8, 2014. The event started at 16:06, peaked at 16:20, and ended at 16:30 UTC.This event was associated with a Type IV radio emission. Type

July 08, 2014

Long duration M1.4 solar flare erupted near the northeast limb

A long duration solar flare measuring M1.4 at its peak time erupted on July 1, 2014, at 11:23 UTC. The source of this event was AR 2106 ('beta') located near the northeast limb. The event started at 11:05, peaked at 11:23 and ended at 11:59 U

July 01, 2014

Flight of the Aurora - Time-lapse video by InFocus Imagery

On June 5, 2014, a giant filament erupted on the Sun. It released a Coronal Mass Ejection (CME) which left the Sun at 1.2 million mph (512 km/s). Although majority of plasma cloud was directed away from Earth we were still hit by a small part, a glancing blow.The i

June 26, 2014

Space weather highlights for June 9 - 15, 2014: 14 M-class and 3 X-class solar flares

Solar activity began the period at low levels, increased to high levels by midweek, and ended the period at moderate levels. In total, 17 solar flares were measured at or above the M1 (Minor) threshold from June 9 - 15, three of which were X-class (R3-Strong) flares.Reg

June 16, 2014

Third X-class solar flare in last 24 hours - Impulsive X1.0 from AR 2087

It seems like the second peak of solar maximum is here. At 09:06 UTC on June 11, 2014, Active Region 2087 located near the southeastern limb erupted with third major solar flare in last 24 hours. This latest event was impulsive X1.0 flare. It started at 08:59, peaked at

June 11, 2014

Increased solar activity - After two major solar flares an impulsive M3.0 erupts from AR 2087, M1.8 from AR 2080

Solar activity reached high levels yesterday as new Region 2087 (S18E71, Dai/beta-delta) produced an impulsive X2.2 flare peaking at 11:42 UTC and an X1.5 flare at 12:52 UTC. Forecasters estimate 60% chance of M-class, and 30% chance of X-class solar flares in the

June 11, 2014

Second major solar flare of the day - X1.5 from southeastern limb

Two X-class solar flares erupted in just over one hour from Sun's southeastern limb today. The first one peaked at 11:42 UTC as an impulsive X2.2 - you can read more about it here. The second X-class event of the day started a

June 10, 2014

Major solar flare reaching X2.2 erupted from southeastern limb

An impulsive solar flare reaching X2.2 at its peak time erupted on June 10, 2014, generating R3 (Strong) radio blackout. The event started at 11:36, peaked at 11:42 and ended at 11:44 UTC. Source was Active Region 2087 located on the southeastern limb.A large Coron

June 10, 2014

Geomagnetic storm reaching G2 - Moderate levels in progress

Solar filament eruption on June 4th unleashed a Coronal Mass Ejection (CME) which partially hit Earth's magnetic field at 16:57 UTC on June 7, 2014. The impact sparked minor geomagnetic storming which increased by the morning of June 8th. Geomagnetic K-index of

June 08, 2014

Impulsive M1.4 solar flare erupted from Region 2080

Impulsive solar flare measuring M1.4 at its peak time erupted on June 6, 2014 from Active Region 2080. The event started at 19:26, peaked at 19:31 and ended at 19:33 UTC.Active regions 2080 and 2082 both exhibited rapid growth in last 36 hours and are now rotating into

June 06, 2014

Huge solar filament collapses - Hyder flare - June 4, 2014

A huge solar filament, located in the southeast quadrant and stretching across more than 500 000 km, collapsed around 14:30 UTC on June 4, 2014 and hit the solar surface causing a "Hyder flare" - a type of solar flare that occurs

June 05, 2014

Impulsive M1.3 solar flare erupted from Region 2077

An impulsive solar flare measuring M1.3 at its peak time erupted on June 3, 2014. The event started at 03:58, peaked at 04:09 and ended at 04:17 UTC.The source was AR 2077 (S09E15, Cso/beta-gamma) which exhibited growth in its intermediate spots just south of the l

June 03, 2014