Space weather

Aurora flyover in HD as seen from the International Space Station

The following video was compiled from time-lapse videos recorded from the International Space Station, courtesy of the Earth Science and Remote Sensing Unit, NASA Johnson Space Centre.

November 16, 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

Geomagnetic storm (G1) in progress, severe levels at high latitudes

Solar wind parameters indicated the arrival of the November 7 CME earlier today. At approximately 01:37 UTC, when CME arrived, total field increased from around 10 nT to a maximum of 23 nT at 01:46 UTC. The Bz component increased to +21 nT before briefly going southward

November 10, 2014

CME generated by X1.6 solar flare to arrive on November 10

A partial halo Coronal Mass Ejection (CME) was generated by major X1.6 solar flare on November 7, 2014.WSA/ENLIL modeling of the event shows a partially Earth-directed component that is expected to impact the geomagnetic field early to midday on November 10 causing acti

November 08, 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

Largest sunspot of SC24 - Region 2192 - first rotation video and activity overview

Region 2192, the largest sunspot of the current solar cycle - Solar Cycle 24 (SC24) - has now started its farside rotation and will be remembered by ~137 solar flares (C-, M- and X-class) without any noteworthy Coronal Mass Ejection (CME). Though we covered all signific

October 31, 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

Fifth X-class solar flare erupts from Region 2192 - X2.0 on October 26, 2014

The largest and most interesting active region of the current solar cycle - Region 2192 ('beta-gamma-delta") - erupted on October 26, 2014 with its fifth X-class solar flare since it rotated into Earth view. The event started at 10:04, peaked at 10:56 as X2.0 a

October 26, 2014

Long duration X1.0 solar flare erupted from Region 2192

The largest sunspot region of Solar Cycle 24 - Region 2192 ('beta-gamma-delta') unleashed its fourth X-class solar flare since it rotated onto the Earth side of the Sun on October 25, 2014. The event lasted more than 1 hour. It started at 16:55, peaked at 17:08

October 25, 2014

Major solar flare reaching X3.1 erupted from Region 2192

The largest region of the current solar cycle erupted with a major solar flare reaching X3.1 on October 24, 2014 at 21:41 UTC. The event started at 21:07 and ended at 22:13 UTC.A narrow CME was associated with the flare and was observed in SOHO LASCO C2 imagery beginnin

October 24, 2014

Impulsive M4.0 flare erupted from central region on the Sun

A moderately strong and impulsive solar flare measuring M4.0 at its peak time erupted from huge central region on the Sun on October 24, 2014 at 07:48 UTC. The event started at 07:37 and ended at 07:52 UTC.A Type II (664 km/s) and IV radio emission were associated with

October 24, 2014

Major X1.6 solar flare erupted from Region 2192

A major solar flare measuring X1.6 at its peak time erupted from Region 2192 on October 22, 2014. The event started at 14:02, peaked at 14:28 and ended at 14:50 UTC.R3 - Strong radio blackout produced significant HF signal fading on the sunlit side of Earth. There are a

October 22, 2014

Strong M8.7 solar flare erupted from Region 2192

A strong solar flare measuring M8.7 erupted from Region 2192 (beta-gamma-delta) at 01:59 UTC on October 22, 2014. The event started at 01:16 and ended at 02:28.A 10cm Radio Burst (1min / 590 sfu) was associated with the event. A 10cm radio burst indicates that the elec

October 22, 2014

Increased solar activity continues with multiple solar flares and geomagnetic storming

Increased solar activity continued today as five M and multiple mid-level C-class solar flares erupted from large 'beta-gamma-delta' classified Active Region 2192. This region is located in the southeast quadrant and is still rotating toward the center of the di

October 20, 2014

Major solar flare measuring X1.1 erupted from southeast limb

A major, long duration solar flare measuring X1.1 at its peak time erupted on October 19, 2014. The source was large Active Region 2192 (beta-gamma) located in the southeast quadrant. The event started at 04:17, peaked at 05:03 and ended at 05:48 UTC.The region is still

October 19, 2014

Large sunspot produced long duration M-class solar flare

A long duration M-class solar flare measuring M1.6 at its peak time erupted on October 18, 2014. The source was large Active Region 2192 which just emerged from the southeast limb. The event started at 07:02, peaked at 07:58 and ended at 08:49 UTC.This region already ha

October 18, 2014

Moderately strong M4.3 solar flare erupts from southeast limb

An impulsive solar flare measuring M4.3 at its peak time erupted from the southeast limb of the Sun on October 16, 2014. The event started at 12:58, peaked at 13:03 and ended at 13:05 UTC.A 10cm Radio Burst (TenFlare) lasting 1 minute (180 sfu) was associated with the e

October 16, 2014

Spectacular long duration eruption beyond the east limb

Solar activity reached moderate levels during last 24 hours (by 12:30 UTC today) with impulsive M1.1 solar flare (R1 radio blackout) at 18:37 UTC on October 14. This event had an associated Tenflare (1300 sfu), but no other CME related radio signatures. The flare appear

October 15, 2014

Three M-class solar flares erupted from southwest quadrant

Two M-class solar flares erupted from Region 2182 early Thursday, October 9, 2014. The first event started at 01:30, peaked at 01:41 UTC as M1.3 solar flare and ended at 01:47.The second M-class erupted immediately after the M1.3.It started at 01:54, peaked at 01:58 as

October 09, 2014

Strong M7.3 solar flare erupted from southwest limb

Departing region 2173 erupted with strong M7.3 solar flare at 19:01 UTC on October 2, 2014. The event started at 18:49 and ended at 19:14 UTC.Due to the location of this region Earth directed Coronal Mass Ejection (CME) is not expected. SWPC forecasters estimate 45% cha

October 02, 2014

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