Space Weather Events
Last checked 55 minutes ago.
Research information from NASA DONKI, not an operational space weather warning service.
Showing 81–100 of 113 records
Coronal mass ejection — 2026-10-01 03:12 UTC
Type S (SCORE scale, most accurate analysis)
- Event type
- Coronal mass ejection
- Date
- Source location / observed at
- N12W120
- CME speed (most accurate analysis)
- 432 km/s
Faint CME observed to the NW in SOHO LASCO C2/C3, GOES CCOR-1, and STEREO A COR2. The source is far-sided, approximately ~N12W120, as observed in STEREO A EUVI 195/304 as brightening starting around 2026-10-01T02:35Z…
View on DONKI for Coronal mass ejection — 2026-10-01 03:12 UTC (opens in a new tab)Coronal mass ejection — 2026-10-02 00:53 UTC
Type S (SCORE scale, most accurate analysis)
- Event type
- Coronal mass ejection
- Date
- Source location / observed at
- N30W60
- CME speed (most accurate analysis)
- 255 km/s
CME faintly visible to the NE in STEREO A COR2 and the NW in SOHO LASCO C2/C3 and GOES CCOR-1. The source is likely a gradual eruption with moving field lines best seen in SDO AIA 193 starting around 2026-10-01T17:43Z…
View on DONKI for Coronal mass ejection — 2026-10-02 00:53 UTC (opens in a new tab)Coronal mass ejection — 2026-10-02 06:48 UTC
Type S (SCORE scale, most accurate analysis)
- Event type
- Coronal mass ejection
- Date
- Source location / observed at
- N45E05
- CME speed (most accurate analysis)
- 356 km/s
Faint CME seen to the NNE in GOES CCOR-1 and SOHO LASCO C2/C3. The CME is also possibly faintly visible in STEREO A COR2 imagery to the NE. The potential source may be a filament liftoff faintly seen in SDO AIA 304…
View on DONKI for Coronal mass ejection — 2026-10-02 06:48 UTC (opens in a new tab)Coronal mass ejection — 2026-10-02 08:24 UTC
Type S (SCORE scale, most accurate analysis)
- Event type
- Coronal mass ejection
- Date
- Source location / observed at
- N11W75
- CME speed (most accurate analysis)
- 270 km/s
CME visible to the NW in SOHO LASCO C2/C3 and GOES CCOR-1. The CME overlaps in the field of view with the CME first seen in STEREO A COR2 at 2026-10-02T00:53Z. The CME may potentially be faintly seen to the NNE in…
View on DONKI for Coronal mass ejection — 2026-10-02 08:24 UTC (opens in a new tab)Coronal mass ejection — 2026-10-02 17:36 UTC
Type S (SCORE scale, most accurate analysis)
- Event type
- Coronal mass ejection
- Date
- CME speed (most accurate analysis)
- 317 km/s
Very faint CME/outflow with a messy, unclear front seen to the NW in SOHO LASCO C2/C3 and GOES CCOR-1 but covered by an extensive data gap in STEREO A COR2. No source was found in EUV imagery for this outflow.
View on DONKI for Coronal mass ejection — 2026-10-02 17:36 UTC (opens in a new tab)Coronal mass ejection — 2026-10-02 19:48 UTC
Type C (SCORE scale, most accurate analysis)
- Event type
- Coronal mass ejection
- Date
- CME speed (most accurate analysis)
- 595 km/s
Faint narrow CME with an anvil-like front seen to the NE in SOHO LASCO C2/C3 and GOES CCOR-1 and fully covered by a large data gap in STEREO A COR2. Its source is likely the notable prominence off/behind the east limb…
View on DONKI for Coronal mass ejection — 2026-10-02 19:48 UTC (opens in a new tab)Coronal mass ejection — 2026-10-02 23:36 UTC
Type C (SCORE scale, most accurate analysis)
- Event type
- Coronal mass ejection
- Date
- CME speed (most accurate analysis)
- 654 km/s
This CME is visible to the east in SOHO LASCO C2/C3 and GOES CCOR-1 imagery. The source is likely far-sided as there are no source signatures on the Earth-facing disk around the time of this event.
View on DONKI for Coronal mass ejection — 2026-10-02 23:36 UTC (opens in a new tab)Coronal mass ejection — 2026-10-03 21:24 UTC
Type S (SCORE scale, most accurate analysis)
- Event type
- Coronal mass ejection
- Date
- CME speed (most accurate analysis)
- 273 km/s
Extremely faint CME/outflow with an unclear front seen to the NE in SOHO LASCO C2 and in early C3 and GOES CCOR-1 difference imagery and covered by a data gap in STEREO A COR2. It is not seen in white light coronagraph…
View on DONKI for Coronal mass ejection — 2026-10-03 21:24 UTC (opens in a new tab)Coronal mass ejection — 2026-10-04 17:00 UTC
Type S (SCORE scale, most accurate analysis)
- Event type
- Coronal mass ejection
- Date
- CME speed (most accurate analysis)
- 289 km/s
Filament eruption observed to the SE in SOHO LASCO C2. In real-time the event is slow and not yet observed in other coronagraphs, but will likely be partially obscured by the LASCO C3 and GOES CCOR-1 pylons. The source…
View on DONKI for Coronal mass ejection — 2026-10-04 17:00 UTC (opens in a new tab)Coronal mass ejection — 2026-10-05 01:26 UTC
Type S (SCORE scale, most accurate analysis)
- Event type
- Coronal mass ejection
- Date
- Source location / observed at
- S21W71
- CME speed (most accurate analysis)
- 340 km/s
Faint CME observed to the W in SOHO LASCO C2/C3 and GOES CCOR-1, not observed in STEREO A COR2. The source is AR 14546 starting around 2026-10-05T00:33Z, with brightening and field line movement in SDO AIA 171/193, and…
View on DONKI for Coronal mass ejection — 2026-10-05 01:26 UTC (opens in a new tab)Coronal mass ejection — 2026-10-05 07:48 UTC
Type C (SCORE scale, most accurate analysis)
- Event type
- Coronal mass ejection
- Date
- CME speed (most accurate analysis)
- 701 km/s
Wide CME observed to the NE in SOHO LASCO C2/C3 and GOES CCOR-1, and to the NW in STEREO A COR2. The source is a far-sided filament eruption over the NE limb, observed in SDO AIA 171/193/304 as field line movement, EUV…
View on DONKI for Coronal mass ejection — 2026-10-05 07:48 UTC (opens in a new tab)Coronal mass ejection — 2026-10-05 11:24 UTC
Type C (SCORE scale, most accurate analysis)
- Event type
- Coronal mass ejection
- Date
- Source location / observed at
- S17E60
- CME speed (most accurate analysis)
- 629 km/s
Faint CME observed to the SE in SOHO LASCO C2/C3, GOES CCOR-1, and STEREO A COR2. The source is in the vicinity of AR 14548 (S11E46), as a weak eruption centered around S17E60 starting around 2026-10-05T08:55Z observed…
View on DONKI for Coronal mass ejection — 2026-10-05 11:24 UTC (opens in a new tab)Coronal mass ejection — 2026-10-05 21:12 UTC
Type S (SCORE scale, most accurate analysis)
- Event type
- Coronal mass ejection
- Date
- CME speed (most accurate analysis)
- 266 km/s
This CME is visible to the northwest in SOHO LASCO C2/C3, GOES CCOR-1, and STEREO A COR2 imagery. The source is likely related to a far-sided filament eruption which begins to lift-off around 2026-10-05T19:00Z as seen…
View on DONKI for Coronal mass ejection — 2026-10-05 21:12 UTC (opens in a new tab)Coronal mass ejection — 2026-10-06 00:00 UTC
Type S (SCORE scale, most accurate analysis)
- Event type
- Coronal mass ejection
- Date
- Source location / observed at
- S19W88
- CME speed (most accurate analysis)
- 325 km/s
This CME is visible to the west/southwest in SOHO LASCO C2/C3 and GOES CCOR-1 imagery. This event is not seen in STEREO A COR2 imagery likely due to a data gap from 2026-10-05T14:38Z to 2026-10-06T01:23Z. The source is…
View on DONKI for Coronal mass ejection — 2026-10-06 00:00 UTC (opens in a new tab)Coronal mass ejection — 2026-10-06 13:08 UTC
Type S (SCORE scale, most accurate analysis)
- Event type
- Coronal mass ejection
- Date
- Source location / observed at
- N40E10
- CME speed (most accurate analysis)
- 438 km/s
Faint CME first seen to the NNE by STEREO A COR2 beginning at 2026-10-06T13:08Z, as well as by SOHO LASCO C2/C3 and GOES CCOR-1 in later frames. The source of this CME is faint field line opening seen originating from…
View on DONKI for Coronal mass ejection — 2026-10-06 13:08 UTC (opens in a new tab)Coronal mass ejection — 2026-10-08 16:12 UTC
Type S (SCORE scale, most accurate analysis)
- Event type
- Coronal mass ejection
- Date
- CME speed (most accurate analysis)
- 449 km/s
CME faintly seen to the east in SOHO LASCO C2/C3 and GOES CCOR-1. The CME may potentially be visible to the west in STEREO A COR2. The potential source for this CME may be beyond the east limb, as moving field lines are…
View on DONKI for Coronal mass ejection — 2026-10-08 16:12 UTC (opens in a new tab)Coronal mass ejection — 2026-10-08 20:12 UTC
Type S (SCORE scale, most accurate analysis)
- Event type
- Coronal mass ejection
- Date
- Source location / observed at
- N15W85
- CME speed (most accurate analysis)
- 453 km/s
CME visible to the NW in SOHO LASCO C2/C3 and GOES CCOR-1, directly following CME: 2026-10-08T16:53Z in the field of view. The CME is not visible in STEREO A COR2, and a data gap starts at 2026-10-08T18:53Z. The…
View on DONKI for Coronal mass ejection — 2026-10-08 20:12 UTC (opens in a new tab)Coronal mass ejection — 2026-10-09 00:45 UTC
Type S (SCORE scale, most accurate analysis)
- Event type
- Coronal mass ejection
- Date
- CME speed (most accurate analysis)
- 293 km/s
CME faintly seen to the east in GOES CCOR-1 imagery. There is a data gap in SOHO LASCO C2/C3 imagery starting at 2026-10-09T00:48Z and a data gap starting in STEREO A COR2 at 2026-10-09T00:53Z. The source is likely…
View on DONKI for Coronal mass ejection — 2026-10-09 00:45 UTC (opens in a new tab)Coronal mass ejection — 2026-10-09 07:15 UTC
Type S (SCORE scale, most accurate analysis)
- Event type
- Coronal mass ejection
- Date
- Source location / observed at
- N15W90
- CME speed (most accurate analysis)
- 391 km/s
CME seen to the NW in GOES CCOR-1 imagery. There is a data gap in SOHO LASCO C2/C3 and STEREO A COR2 at the time of this CME. The potential source is unclear, but is likely an eruption from AR 14547 (approximately…
View on DONKI for Coronal mass ejection — 2026-10-09 07:15 UTC (opens in a new tab)Coronal mass ejection — 2026-10-09 08:00 UTC
Type S (SCORE scale, most accurate analysis)
- Event type
- Coronal mass ejection
- Date
- CME speed (most accurate analysis)
- 270 km/s
CME visible to the NNW in GOES CCOR-1 imagery. There is no SOHO LASCO C2/C3 or STEREO A COR2 data available during this time, with a data gap in SOHO imagery starting at 2026-10-09T00:48Z and no STEREO A COR2 data…
View on DONKI for Coronal mass ejection — 2026-10-09 08:00 UTC (opens in a new tab)
About this data
Shows the provider’s latest snapshot.
Coverage of this source
- NASA DONKI — Space Weather Events: DONKI events in the look-back window (30 days by default), re-read every hour; older entries remain from earlier refreshes or an optional backfill.
NASA DONKI — Space Weather Events
Source: Data: NASA Community Coordinated Modeling Center (CCMC), DONKI; analyses by the Moon to Mars Space Weather Analysis Office. Last successful refresh: 13 Oct 2026, 05:18 EDT.
- DONKI information is supplied for research and analysis. It is not an operational emergency-warning service: NOAA's Space Weather Prediction Center (swpc.noaa.gov) is the official US source of space weather forecasts and warnings.
- Observations, analyses (a CME can have several, with the one DONKI marks most accurate), model predictions (WSA-ENLIL) and notifications are shown as such, in their original units and classifications. No combined severity score is computed.
- Times are UTC as supplied. DONKI revises entries; the look-back window is re-read on every refresh.