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esaspaceweather.esa.int
esaspaceweather
@esaspaceweather.esa.int
330 followers 13 following 120 posts
Maintained by ESA's Space Weather Coordination Centre providing information on the ESA Space Weather Network. No services provided via this account.
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esaspaceweather.esa.int
🔊You're giving a comeback with a with a 💥X1.9-class flare and a ejection!

⚠️GOES X-ray flare alert swe.ssa.esa.int/web/guest/si...

🎥SDO/AIA Latest Solar EUV images
🌐 swe.ssa.esa.int/web/guest/si...
SDO/AIA 131A👇
December 1, 2025 at 2:05 PM
esaspaceweather.esa.int
👋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
esaspaceweather.esa.int
🚨 #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
esaspaceweather.esa.int
👋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
esaspaceweather.esa.int
📈MetOffice GOES Proton Flux (currently >10cm-2 s-1 sr-1)
🌐 swe.ssa.esa.int/metoffice-se...

🚨MetOffice Alerts (currently S1)
🌐 swe.ssa.esa.int/metoffice-al...

🔊BIRA-IASB COMESEP forecast (Currently medium for SEPs)
🌐 swe.ssa.esa.int/bira-comesep...
November 14, 2025 at 10:08 AM
esaspaceweather.esa.int
🧐Another intense radio burst from AR(1)4274/SIDC 687/INAF 89
🌐 swe.ssa.esa.int/sidc-S105c-f...
November 14, 2025 at 10:08 AM
esaspaceweather.esa.int
SIDC GOES alert⚠️
🌐 swe.ssa.esa.int/web/guest/si...
and
KSO Halpha flare light curves📈
🌐 swe.ssa.esa.int/kso-S107g-fe...
November 14, 2025 at 9:29 AM
esaspaceweather.esa.int
🤩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
esaspaceweather.esa.int
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
esaspaceweather.esa.int
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
esaspaceweather.esa.int
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
esaspaceweather.esa.int
🚨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
esaspaceweather.esa.int
🧐Keep your eyes peeled for more #SpaceWeather activity today❗

Solar wind data from
🌐 swe.ssa.esa.int/metoffice-sw...
Alerts from
🌐 swe.ssa.esa.int/metoffice-al...
November 12, 2025 at 9:16 AM
esaspaceweather.esa.int
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
esaspaceweather.esa.int
Latest COMESEP Alerts with a 🟠high🟠 probability for solar energetic particles from swe.ssa.esa.int/bira-comesep...
and
🔴 alert🔴 on Earth's Atmosphere and Geomagnetic Environment from swe.ssa.esa.int/anemos-feder...
November 11, 2025 at 1:02 PM
esaspaceweather.esa.int
A massive radio burst ~10:03UT from swe.ssa.esa.int/web/guest/si...

The SIDC Latest Solar GOES-flare alert showing the most recent detection as the archived ones
🌐 swe.ssa.esa.int/web/guest/si...
November 11, 2025 at 11:21 AM
esaspaceweather.esa.int
🚨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
esaspaceweather.esa.int
SISTED also detected the flare through the sudden enhancements in the ionospheric Total Electron Content (TEC) using the drift derived from GNSS signals, with almost 100% of satellite pairs on the dayside!
swe.ssa.esa.int/upc-federated
November 10, 2025 at 1:20 PM
esaspaceweather.esa.int
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
esaspaceweather.esa.int
& #SpaceWeather forecast with a G3 storm possibility for Nov 11
🌐 swe.ssa.esa.int/metoffice-al...
November 10, 2025 at 11:35 AM
esaspaceweather.esa.int
A 📻radio 💥burst seen as a yellow transient in the solar radio spectrogram during the X-type solar flare from Nov 9👇
🌐 swe.ssa.esa.int/web/guest/si...
November 10, 2025 at 11:35 AM
esaspaceweather.esa.int
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
esaspaceweather.esa.int
😍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
esaspaceweather.esa.int
🔊#SpaceWeather Forecast Headline
𝐂𝐡𝐚𝐧𝐜𝐞 𝐨𝐟 𝐗-𝐜𝐥𝐚𝐬𝐬 𝐟𝐥𝐚𝐫𝐞𝐬 (R3 - Strong radio blackouts)
𝐂𝐡𝐚𝐧𝐜𝐞 𝐨𝐟 𝐆𝟑/𝐒𝐭𝐫𝐨𝐧𝐠 𝐬𝐭𝐨𝐫𝐦 intervals throughout, but most likely 07-08 Nov

Notifications👇
🌐 swe.ssa.esa.int/metoffice-al...
November 6, 2025 at 3:52 PM
esaspaceweather.esa.int
😍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