👀☀️without sunspots? See activity as there's filaments in Halpha! Check images from the ground-based observatories OACT,KSO,USET,ASUCAS swe.ssa.esa.int/web/guest/ca... swe.ssa.esa.int/web/guest/ks... swe.ssa.esa.int/web/guest/si... swe.ssa.esa.int/web/guest/sp... From ASU CAS Solar Patrol Service👇

⚠️Ionospheric conditions Warning & Mitigation Technologies for Travelling Ionospheric Disturbances Effects (TechTIDE) is a Real-Time warning system providing results of complementary Travelling Ionospheric Disturbance detection methodologies&many potential drivers 🌐 swe.ssa.esa.int/web/guest/te...

👀 Have you seen that dragon in the Sun? 🐉 A dragon (🐲) shaped coronal-hole as source of fast solar wind is generating unsettled conditions today swe.ssa.esa.int/sidc-S101c-f... Updates on space weather conditions at👇 🌐 swe.ssa.esa.int/current-spac...

@esa.int is celebrating the International Day of Women and Girls in Science 😍 www.esa.int/About_Us/Div... 🎆 Here is the #Aurora seen during the first hours of Feb 11, 2026 from swe.ssa.esa.int/irf-aurora-f.... More updates👇 swe.ssa.esa.int/current-spac...

🚨AR 4366/SIDC 784 you gave us a show! Check out 🔭ground-based🔭 white light images 🌐 swe.ssa.esa.int/web/guest/ca... 🌐 swe.ssa.esa.int/web/guest/si... 🌐 swe.ssa.esa.int/web/guest/sp... 🌐 swe.ssa.esa.int/web/guest/ks... 👇 Images from INAF/OACT and ROB/SIDC 👇

🥳A successful workshop with lots of discussions on various subjects concerning #SpaceWeather, development & future service improvements, and more.... 😍The onsite participants at @esa.int SWE Service Network Workshop group photo! ❤️ A big thank you to all the participants and the organisers!

🔊The @esa.int SWE Service Network Workshop took place between Feb 3 - 5, 2026! 🚨More than 400 participants sharing & exchanging new insights into ESA SWE products current & future! swe.ssa.esa.int/current-spac... ☀️ contributes with an X4.2 solar flare!

🚨2 X flares, X1.0 and X8.1!! Measured by GOES in the product GOES alerts from SIDC. 👉 swe.ssa.esa.int/web/guest/si... The X flares were observed in the AR 4366/SIDC 784👇

🧐 Interested in the #SpaceWeather activity these days? You can register to the @esa.int SWE Service Network Portal here 👉 swe.ssa.esa.int/registration/ Do you have any feedback when using the ESA SWE Portal? 📝We have a survey here for you 👇 🌐 swe.ssa.esa.int/user-feedback

ESA is closely monitoring a notable space weather event, first detected at 18:09 UTC on 18 January 2026. Aurora were observed over Europe last night and continued high levels of space weather activity are anticipated over the coming days. www.esa.int/Space_Safety... @esaspaceweather.esa.int

🧐How was the ionospheric activity on this event? Ionospheric scintillation activity nowcast for the Arctic region (ISPA) shows the different activity scintillation levels modelled on the storm onset. Product by University of Oslo 👇 🌐 swe.ssa.esa.int/ispa-scintno...

Beautiful aurora seen last night during high geomagnetic activity❗ Automatic auroral recognition routine classifying All-Sky Camera images acquired at the Kevo station in Northern Finland by FMI as a demonstration product👇 🌐 swe.ssa.esa.int/fmi-federated

🚨 #SpaceWeather Update Following the X1.9 flare & fast CME from Jan 19👇 📈Interplanetary shock 1100 km/s swe.ssa.esa.int/web/guest/dt... swe.ssa.esa.int/metoffice-sw... 📈SEP proton event S4 level swe.ssa.esa.int/sparc-geo-ng... 📊Kp=9- swe.ssa.esa.int/gfz-kp-feder...

🔊 Expected geomagnetic activity from UKMO Geomagnetic activity is likely to increase with the likely arrival of an Earth-directed CME on 20 Jan, with G1-G2 storm expected and a G3 likely with a chance of G4 based on preliminary analysis of the event 🌐 swe.ssa.esa.int/metoffice-al...

🚨Associated with the X1.9 flare, a full halo CME was ejected with an estimated speed of 1250 km/s❗ 🌐 swe.ssa.esa.int/web/guest/si...

UKMO SWE Notifications SEP activity: S2 at the moment swe.ssa.esa.int/metoffice-al... GEO Proton Flux Alerts by NGRM swe.ssa.esa.int/sparc-geo-ng... EDRS-C/NGRM L2 Proton Differential Fluxes swe.ssa.esa.int/sparc-geo-ng...

🧐Did the ☀️ had a quiet weekend? A complex X-type solar flare has been detected from AR 4341/OACT 71/ SIDC 740 with a maximum around 18 UT. Here is the animation of SDO/AIA Solar EUV 304Å images👇 🌐 swe.ssa.esa.int/web/guest/si...

Space Weather Notifications - Earth SEP activity: S2 at the moment swe.ssa.esa.int/metoffice-al... 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...

🧐The ☀️ in not sleeping❗ The ongoing ICME passage & possible HSS increased recent geomagnetic activity also on 12 January. The sky has light up yet again❗ 🌐 swe.ssa.esa.int/web/guest/si... 🌐 swe.ssa.esa.int/irf-aurora-f...

📣Unsettled to active conditions in the past last hours❗ Causes ➖arrival of a high-speed stream from negative polarity coronal holes ➖a possible ICME arrival associated with CME ~02:00 UTC on Jan 6 swe.ssa.esa.int/dtu-aware-fe... swe.ssa.esa.int/web/guest/si... swe.ssa.esa.int/gfz-kp-feder...

🔊First modelled CMEs and high speed streams of the year 2026! 🧐See movies and estimated arrival times with the Demonstration product EUHFORIA 👇 🌐 swe.ssa.esa.int/ral-euhforia...

💁✨We celebrate another trip around the🌞with a small selection of highlights in our ESA SWE Network #2025Wrapped🥂 ✨18 X-class flares 😇62 Halo/Partial CMEs alerts ⚛️SEPs: 3 times on level S1, 2 on S2 🌍 Kp 8️⃣ ✖️ 3 & Kp 7️⃣ ✖️ 11 ⚠️10 alerts by ionospheric disturbances Links to all data from ESA SWE Portal👇

🥳🎉Season's Greetings from @esaspaceweather.esa.int 🎉🥳 👀We'll be keeping an eye on #SpaceWeather❗ 😍Meantime here is a 🎇"snowstorm"🎇 (strong solar proton event) on 11 Nov 2025 as seen by LASCO/SOHO through 🌐 swe.ssa.esa.int/web/guest/si...

👀 Interested? The @esa.int #SpaceWeather portal has a dedicated Service to Aviation👇 🌐 swe.ssa.esa.int/nso_air_dash...

👀 Would you like to replay events? Interested to see post-event forecasts, data on 🌬️🌀solar wind, CME propagation and arrival, and magnetic connectivity? Check Archive Plot Browser from RAL Space! 🌐 swe.ssa.esa.int/ral-hparc-pb...

SODA-Satellite Orbit DecAy from UNIGRAZ (@uni-graz.at) 🌐 swe.ssa.esa.int/soda-federated passed moderate levels on 11th & 13th December. The calculated orbit drop (OD) results are normalized for satellites at orbit heights of about 490 km.

Bz ⬇️ nightlong! Check maxima on auroral indices at 19,22 UT & 12th Dec AM swe.ssa.esa.int/irf-ai2022-f... swe.ssa.esa.int/irf-aurora-f... IRF Kiruna imager 18:47 UT FMI automatic aurora recognition 22:23 UT swe.ssa.esa.int/web/guest/fm... BGS imager 03:30 UT swe.ssa.esa.int/web/guest/BG...

🚨 #SpaceWeather update 🚨 Activity due to CME arrival 🔺PCN index from DTU peaking on 10th Dec 22 UTC & 11th Dec 00, 03 UTC 🌐 swe.ssa.esa.int/web/guest/dt... 🔺Auroral indices AE, AU, AL from IRF 🌐 swe.ssa.esa.int/irf-federated 🔺& auroras sightings as observed by BGS 🌐 swe.ssa.esa.int/web/guest/BG...

Check out the first poster in our new series: "Space Safety - in action!" Mission: Vigil Objective: Advanced warning of solar storms Unique feature: Location in deep space offers 'side-on' view of solar material heading towards Earth Launch: 2031 Download the poster at: www.esa.int/Space_Safety...

🚨#SpaceWeather Update🚨 💥KSO Flare detection has issued an alert today (Dec 9) at 07:59UT for a new flare from AR 14294! 🌐 swe.ssa.esa.int/web/guest/ks...

🚨#SpaceWeather Updates🚨 🔊SIDC Latest Solar GOES-flare alert 💥X1.1 solar X-ray flare occurred on 2025/12/08 with peak time 05:01UT, from AR 4298/SIDC 713/OACT 17 ! 🌐 swe.ssa.esa.int/web/guest/si... SIDC Latest Solar EUV flare detection👇 🌐 swe.ssa.esa.int/web/guest/si...

🚨#SpaceWeather update🚨 🔊SIDC Solar GOES-flare alert👇 🚨M8.1 solar X-ray flare occurred on 2025/12/06 with peak time 20:39UT! 🌐 swe.ssa.esa.int/web/guest/si...

🚨The ☀️today🚨 💥🧐Gigantic sunspots around the center, south belt❗ INAF - Catania swe.ssa.esa.int/web/guest/ca... SIDC/USET swe.ssa.esa.int/web/guest/si... UKMO ARs swe.ssa.esa.int/web/guest/uk... ASUCAS swe.ssa.esa.int/web/guest/sp...

🚨 #SpaceWeather update 🚨 🌀 geomagnetic activity with Kpmax=7- on Dec 3, ~18 UT 📈 Ongoing CIR and High Speed Stream 😍Nice red&green aurora and moon Dec 3, 19:37 UT 🌀 swe.ssa.esa.int/web/guest/BG... 📈 swe.ssa.esa.int/web/guest/si... 😍 swe.ssa.esa.int/irf-aurora-f...

🌞🛰️Sun-watcher SOHO turns 30! 🎂 @esa.int @science.esa.int

The X1.9-class solar flare from Dec 1st 02:49 UTC from AR(1)4299 AR/OACT 24/SIDC 709 was associated with a CME. Its start can be seen in Proba/SWAP image (174Å) from Dec 1st at 3:17 UTC (the material can be seen at top-left). Proba2/SWAP latest&archived images 👇 🌐 swe.ssa.esa.int/web/guest/si...

👋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...

🚨 #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...

🆘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

🚨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

#SpaceSafety A summary of the severe space weather events during last week👇 www.esa.int/Space_Safety...

👋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...

🤩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...

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

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...

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...

🚨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👇

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...

🚨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...

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...