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esaspaceweather
@esaspaceweather.esa.int
Maintained by ESA's Space Weather Coordination Centre providing information on the ESA Space Weather Network. No services provided via this account.
👋Hi again NOAA AR(1)4299 AR and OACT 24, formerly known as AR (1)4274/SIDC 687/INAF 89!

INAF/OACT Sunspot group characteristics👇
🌐 swe.ssa.esa.int/web/guest/ca...
December 1, 2025 at 2:05 PM
🚨 #SpaceWeather update Nov 25

🌀Ongoing geomagnetic activity with Kp=5- on Nov 24, ~12 UT
📈 Ongoing High Speed Stream
😍Nice aurora Nov 24, ~14 CET, after sunset

swe.ssa.esa.int/current-spac...
swe.ssa.esa.int/gen_dashboard
swe.ssa.esa.int/nso_tou_dash...
November 25, 2025 at 1:41 PM
🆘Your feedback is important!

We kindly invite you to participate in a survey to tell us your thoughts on the updated @esa.int SWEPortal!

All feedback is welcome and will help improve the SWEPortal and better tailor our services to your needs!

✍️🌐 swe.ssa.esa.int/user-feedback
OpenAM
swe.ssa.esa.int
November 19, 2025 at 4:41 PM
🚨Further from Portal Release 3.14, Updates from ESA Space Weather Office🚨

SOSMAG/GK2A, EDRS-C/NGRM & Sentinel-6-MF/NGRM datasets have been renamed!
swe.ssa.esa.int/swe-data-bro...

Please only use the🆕dataset names as specified on the respective instrument pages, in HAPI, or in the SWE Data Browser
ESA Space Weather Data - Space Weather
swe.ssa.esa.int
November 19, 2025 at 4:19 PM
#SpaceSafety

A summary of the severe space weather events during last week👇

www.esa.int/Space_Safety...
ESA actively monitoring severe space weather event
www.esa.int
November 17, 2025 at 4:45 PM
👋Bye AR (1)4274/SIDC 687/INAF 89, you gave us a compelling show!

🎆 A multitude of C&M-class flares, 6️⃣ major X flares and 3️⃣ major CMEs, ⏫ limb CMEs.

See the ☀️Solarmap☀️ for ARs, filaments, CH, flares and CMEs! swe.ssa.esa.int/sidc-S101c-f...
November 17, 2025 at 4:13 PM
🤩We're not yet ready to say bye to AR (1)4274/SIDC 687/INAF 89, is still giving us a show!🎆

X4 class flare, also very visible in H-alpha red wavelength from KSO 👇
🌐 swe.ssa.esa.int/web/guest/ks...
November 14, 2025 at 9:29 AM
Quick recap on Nov 12-13 #Spaceweather activity👇

SODA provides a 15-hour forecast for satellite orbit decays induced mostly by strong negative Bz. Estimation on orbit drop (OD) is considered for satellites for orbits about 490 km.

Severe level was reached on Nov 12 👉 swe.ssa.esa.int/soda-federated
November 13, 2025 at 2:36 PM
Quick recap on Nov 12-13 #Spaceweather activity👇

3️⃣ CMEs arrived!
The interplanetary magnetic field negative Bz produced increase in geomagnetic activity

DTU AWARE: interplanetary data & Kp forecasted values swe.ssa.esa.int/dtu-aware-fe...
GFZ Kp Products: Nowcast Kp swe.ssa.esa.int/gfz-kp-feder...
November 13, 2025 at 1:57 PM
Quick recap on Nov 12-13 #Spaceweather activity👇

🧐🔥Fires in the sky!

A beautiful #aurora following Nov 12 #SpaceWeather events seen by British Geological Survey.

Auroral images from Scotland available at
🌐 swe.ssa.esa.int/web/guest/BG...
November 13, 2025 at 1:47 PM
🚨Ongoing #SpaceWeather Alert ✨

GEO Proton Flux Alerts
swe.ssa.esa.int/sparc-geo-ng...

EDRS-C/NGRM L2 Proton Differential Fluxes
swe.ssa.esa.int/sparc-geo-ng...

Current Conditions👇
November 12, 2025 at 2:41 PM
The CME activity on the weekend and early this week is showing🧐up arriving to 🌍Earth!

🚨Severe geomagnetic storm!
Kp max = 8-❗
🌐 swe.ssa.esa.int/gfz-kp-feder...
Dst min = -238 nT❗
🌐 swe.ssa.esa.int/web/guest/ua...
November 12, 2025 at 9:16 AM
🚨New 💥flare💥

A new X5.1-class solar flare has been detected today, 2025/11/11, with peak time at 10:04UT!

Look for the last 6 seconds of the animated Solar EUV images in the 94Å line from 🛰️SDO/AIA👇
🌐 swe.ssa.esa.int/web/guest/si...
November 11, 2025 at 11:21 AM
And... Another X-class solar 💥flare💥 !
Today, Nov 10, peaking at 09:18UT an X1.2 flare was detected.

Here is the Hα light curve also showing the GOES X-ray light curve
swe.ssa.esa.int/kso-S107g-fe...
and the radio burst onset ~09:11UT as seen in the radio spectrogram
swe.ssa.esa.int/web/guest/si...
November 10, 2025 at 1:18 PM
How was ☀️'s weekend?
📈
1 X1.7 flare (Sun, Nov 9, peak time 07:33UT)
1 halo CME
19 Solar radio burst detections

All these and much more on the @esa.int #SpaceWeather portal
🌐 swe.ssa.esa.int
Ha animation from Kanzelhöhe Observatory👇
swe.ssa.esa.int/web/guest/ks...
November 10, 2025 at 11:35 AM
😍Not the brightness of the 🌕moon, nor the ☁️clouds can stop the beautiful show that the #auroras display following the recent #SolarActivity

Automatic recognition of auroras from All-Sky Camera from 🇫🇮FMI can be found on @esa.int #SpaceWeather portal
swe.ssa.esa.int/web/guest/fm...

Nov 7, 03:09UT👇
November 7, 2025 at 10:35 AM
😍Nov 4th had 2 X flares, but Nov 5th had 3 💥partial-halo CMEs💥

The @esa.int #SpaceWeather portal lists recent and archived CMEs in 🧐: 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐞𝐝 𝐧𝐞𝐚𝐫-𝐫𝐞𝐚𝐥-𝐭𝐢𝐦𝐞 𝐂𝐌𝐄 𝐝𝐞𝐭𝐞𝐜𝐭𝐢𝐨𝐧 by @orb-ksb.bsky.social
🌐 swe.ssa.esa.int/web/guest/si...

Animation of 2025-11-05 11:00 UT👇

#SpaceSafety
November 6, 2025 at 3:52 PM
🚨Portal latest release Update🚨
by The Royal Belgium Institute for Space Aeronomy

SEPEM Reference Data Set & Reference Event List are now available for direct download from the product welcome page
All updated versions of RDS&Comprehensive documentation&detailed file descriptions

🌐 sepem.ssa-swe.eu
November 5, 2025 at 12:05 PM
🚨✨2 X-class solar flare✨🚨

The @esa.int #SWE Service Network issued an alert via @orb-ksb.bsky.social for 2 solar flares AR14274
✨X1.8 peaking on 2025/11/04, 17:34UT
✨X1.1 peaking on 2025/11/04, 22:01UT

EUV detections
swe.ssa.esa.int/web/guest/si...

Flare forecast
swe.ssa.esa.int/web/guest/ia...
November 5, 2025 at 9:17 AM
☀️ #ESAVigil an essential 🛰️mission🛰️ to the #SpaceWeather community

Last week at the #ESWW2025, it was shared how #ESA’s Vigil mission is opening new doors for collaboration, innovation & operational readiness in the #SpaceWeather community

www.linkedin.com/posts/esa-sp...

#Spacesafety
#esavigil #esww | ESA Space Safety
☀️ #ESAVigil, an essential mission to the space weather community This week at the European Space Weather Week (#ESWW 2025), Matthew West shared how ESA’s Vigil mission is opening new doors for coll...
www.linkedin.com
November 4, 2025 at 11:11 AM
☀️✨🍭🌍📡🛰️⚡️✈️🚀👨‍🚀

It's been an extraordinary week

#ESWW2025

Thanks to all involved for such a wonderful time in Umeå🇸🇪

See you again in Firenze, Italy, in 2026! 🇮🇹

Meantime, keep an 👁️ on #SpaceWeather
🌐 swe.ssa.esa.int/current-spac...
October 31, 2025 at 11:45 AM
🚨Highlight:
Session APL1 - Space Weather Services and Alerts for End-Users: Bridging Forecasting, Infrastructure, and Communication 👩‍🚀✈️📡🛰️📓𝐔𝐬𝐞𝐫-𝐭𝐚𝐢𝐥𝐨𝐫𝐞𝐝 𝐬𝐩𝐚𝐜𝐞 𝐰𝐞𝐚𝐭𝐡𝐞𝐫 𝐛𝐮𝐥𝐥𝐞𝐭𝐢𝐧𝐬 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐝 𝐰𝐢𝐭𝐡𝐢𝐧 #𝐄𝐒𝐀’𝐬 #𝐒𝐩𝐚𝐜𝐞𝐖𝐞𝐚𝐭𝐡𝐞𝐫 𝐒𝐞𝐫𝐯𝐢𝐜𝐞 𝐍𝐞𝐭𝐰𝐨𝐫𝐤

⏰31 October, 08:30 CET
📍[Studion]
October 31, 2025 at 7:00 AM
@esa.int & ESA #SpaceWeather Coordination Centre (SSCC) is at the #ESWW2025 fair today! Find out more about:

🕸️ESA SWE Network
📈ESA SWE Services & portal
👷User support campaigns
If you're there... come talk to us!🗣️
⏰16:30 - 19:00 CET
📍Hallway 1st floor
October 29, 2025 at 4:34 PM
⚡ ESA Space Weather Working Team (SWWT) Plenary Session - today at 10:45!

Join ESA to discuss the future of space weather in Europe. You can already ask your questions at the following link 👉 lnkd.in/e6TZPgmK

More info👇

www.linkedin.com/posts/esa-sp...
#spaceweather | ESA Space Safety
🌟 Are you attending European Space Weather Week 2025? Don’t miss Wednesday’s key sessions on the future of #SpaceWeather in Europe.    ⚡ ESA Space Weather Working Team (SWWT) Plenary Session - Wednesd...
www.linkedin.com
October 29, 2025 at 9:46 AM
📢Up next - learn how @esa.int #SpaceWeather Office is planning the future of SWE modelling - and have your say in shaping it. 🌍🛰️💬

At TDM5 (#ESWW2025, 28 Oct, 17:00 | Studion), ESA & leading experts will present the new modelling Roadmap & invite your feedback on upcoming priorities. 🚀

#SpaceSafety
October 28, 2025 at 1:38 PM