esaspaceweather

🔊Following the solar activity from mid last week, the #SpaceWeather was moderate-intense in the weekend! The interplanetary coronal mass ejections travelling through space can be seen in the EUHFORIA 3D MHD Heliosphere Model run by RalSpace 👇 🌐 swe.ssa.esa.int/ral-euhforia...

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Geomagnetic storm on Oct 10-11, 2026 as shown in the GFZ Kp index and Dst plotted by UAH SolarHoldover 👇 🌐 swe.ssa.esa.int/gfz-g107-fed... 🌐 swe.ssa.esa.int/uah-senmes-g...

😍and the most beautiful effect of #SpaceWeather 🥁 #Aurora Images taken by the Swedish Institute of Space Physics at Kiruna from storm onset and main phase👇 🌐 swe.ssa.esa.int/irf-aurora-f...

The interplanetary coronal mass ejection shown as solar wind disturbances of magnetic field, velocity and predicted Kp in the AWARE product from DTU Shock at 14:41 UTC Oct 10 Max speed 904 km/s Magnetic field 46 nT, Bz later -29 nT swe.ssa.esa.int/web/guest/dt... swe.ssa.esa.int/sidc-S110-fe...

🔊A faint full halo CME was detected on 07:12 UTC on Oct 6. The CME is related to an M1.4 flare and radio II emission, with estimated projected velocity close to 560 km/s and expected to have an Earth-directed component, suggesting possible arrival time on Oct 9. 🌐 swe.ssa.esa.int/sidc-S112z-f...

🧐What is the 🌞 doing today? M-type solar flare? 2 ✔️ Beautiful Hα flare? ✔️ Peak times ~6 and ~8 UTC See the Sun flaring in Halpha with KSO/UNIGRAZ products and you can subscribe to the Halpha flare alert email! 🌐 swe.ssa.esa.int/kso-S107a-fe... 🌐 swe.ssa.esa.int/kso-S107d-fe...

🧐How's the evolution of these flares? Check the KSO/UNIGRAZ Halpha light curve to find out! 🌐 swe.ssa.esa.int/kso-S107g-fe... Radio signature detected? ✔️ See the plot around 7 UTC for the first flaring episode! 🌐 swe.ssa.esa.int/ecallisto-fe...

What is expected on flaring activity for the next days? A-Effort from IAASARS 👉 swe.ssa.esa.int/iaasars_s-fe... shows increased probability for NOAA AR 4549 and 4545. We keep the eyes peeled! 👀

⚠️ Active conditions are expected in the next 24 hours 🔊In the past 24 hours the solar wind came under the influence of a high-speed stream associated with SIDC CH 159. Daily space weather bulletin 🌐 swe.ssa.esa.int/sidc-S110-fe... Solar wind parameters 🌐 swe.ssa.esa.int/metoffice-sw...

Nowcast Kp index for today and the previous six days provided by GFZ Helmholtz Centre for Geosciences currently showing intermediate geomagnetic activity👇 🌐 swe.ssa.esa.int/gfz-g107-fed...

8 Sept

Geomagnetic activity update! Kp peaked 5 on Sep 8 swe.ssa.esa.int/gfz-g107-fed... Disturbances were registered by UAH MID-R, which proxies similarly to SYM-H, MID-E (proxying for ASY-H), MID-U&MID-L (max&min disturbances) indices can be seen starting Sep 7, see plot!👇 swe.ssa.esa.int/uah-mid-fede...

8 Sept

A reminder that the aurora season is slowly starting and also some all-sky imagers, such as IRF Kiruna! 🌐 swe.ssa.esa.int/irf-aurora-f... Image captured on 7th Sept 20:31 UTC👇

swe.ssa.esa.intsidc-S110-federated - Space Weather

8 Sept

Current conditions reflect a mild high-speed stream associated. Active to minor storm conditions are possible for the next 24 hours due to the possible two ICME arrivals. Read more on 👓 swe.ssa.esa.int/sidc-S110-fe... 👓 swe.ssa.esa.int/metoffice-al...

swe.ssa.esa.intsidc-S126-federated - Space Weather

28 Aug

The ☀️ continues its activity 🔥Flares detected in EUV swe.ssa.esa.int/sidc-S127-fe... 🌵CACTus Detection of coronal mass ejections erupted in all directions swe.ssa.esa.int/web/guest/si... 📡Radio bursts on MHz spectrograms swe.ssa.esa.int/ecallisto-fe... ⚫Coronal hole detection and much more ✨ 👇

swe.ssa.esa.intCurrent Space Weather - Space Weather

28 Aug

All this and much more👇 🌐 swe.ssa.esa.int Please register in the Portal and start using the data! 👉 swe.ssa.esa.int/registration/

26 Aug

⚠️ The ☀️ is not quiet! 🚨M2.2 flare (SIDC Flare 8468), peaking at 06:34 UTC on Aug 26, associated with SIDC Sunspot Group 929 (NOAA Active Region 4513; magnetic type beta-gamma-delta) 🌐 swe.ssa.esa.int/web/guest/ks... 🌐 swe.ssa.esa.int/sidc-S110-fe...

26 Aug

Here is the associated Halpha curve (in red) and context Xray plot (blue) from swe.ssa.esa.int/kso-S107g-fe...

26 Aug

Type II radio emission was detected at 06:35 UTC during the flaring activity, with an estimated velocity of 930 km/s. 🌐 swe.ssa.esa.int/sidc-S110-fe... 👀 see the radio burst in Humain Callisto MHz range! swe.ssa.esa.int/sidc-S105a-f...

13 Aug

A spectacular view of the eclipse from Logroño, Spain🌑✨ One of our colleagues captured this incredible shot of totality, with the Sun's corona glowing around the moon. Not a bad day to be keeping an eye on our star 😜 #EuropeanSolarEclipse

13 Aug

Meanwhile, up in space… 🛰️👀 @esa.int 's Proba-2 happened to be passing over Europe at just the right time to catch the eclipse too. Here’s how the event was seen from its perspective 🌞🤖 Data via the ESA #SpaceWeather Portal👇 🌐 swe.ssa.esa.int/sidc-S101-fe... #EuropeanSolarEclipse

12 Aug

Eclipse day is finally here! 🌞🕶️👀 We’re only a little jealous of those lucky enough to experience totality 😜 but wherever you are, you can join @esa.int for live coverage👇 Meantime, the ESA SWE Service Network will be eagerly monitoring our data & products during the event 🤖📡 #EuropeanSolarEclipse

European Space Agency@esa.int

Join us on Wednesday for live coverage of the total solar eclipse! Live from Javalambre, Spain, from 19:30 CEST with: 🎤 interviews 📹 explainers 🔭 telescope feeds 🚁 drone shots 🔴 live feeds from different locations Details: www.esa.int/Science_Expl... #EuropeanSolarEclipse

esaspaceweather reposted

sun.esa.intESA Solar Eclipse 2026Follow the ESA Solar Eclipse 2026 live experience and predictions.

4 Aug

🧐🌞What would we see on the total solar eclipse on 12 Aug? and where can we watch the ESA live streaming? 👇 🌐 sun.esa.int/eclipse/

sun.esa.intESA Solar Eclipse 2026Follow the ESA Solar Eclipse 2026 live experience and predictions.

4 Aug

🧐🌞What would we see on the total solar eclipse on 12 Aug? and where can we watch the ESA live streaming? 👇 🌐 sun.esa.int/eclipse/

esa.intVirtual totality ahead of the solar eclipseOn 12 August 2026, a total solar eclipse will sweep across Greenland, Iceland, Spain and part of northeastern Portugal. This rare event will provide a unique opportunity to st...

It's August and a very exciting event will happen soon! 🌞🌝 www.esa.int/Space_Safety...

European Space Agency@esa.int

Ahead of the total solar eclipse on 12 August, scientists are forecasting the Sun’s corona using advanced 3D simulations. 🧪🔭 Read more about how this helps us forecast space weather 👉 esa.int/Space_Safety/Space_weather/Virtual_totality_ahead_of_the_solar_eclipse @operations.esa.int

🧐How was your ☀️SunDay☀️? 1/3 #SpaceWeather G2 storm observed 👇 🌐 swe.ssa.esa.int/BGS-g137b-fe... due to the arrival of a CME that left the sun on July 30 (SIDC CME 701) see SIDC Latest human moderated alert. 🌐 swe.ssa.esa.int/sidc-S112z-f... 👇

2/3 👀 CME from SIDC CACTus here! 👉 swe.ssa.esa.int/sidc-S111-fe...

3/3 The geomagnetic perturbation shows signatures of CME shock and arrival captured by the DTU Magnetogrammes from North(West) Europe and Greenland ( swe.ssa.esa.int/nrt-mag-fede... )

28 July

1/2 🧐The space weather conditions look quiet... how can we know? Take a 👀 to the ⚠️SIDC All Quiet alert⚠️! 👇 🌐 swe.ssa.esa.int/sidc-S113-fe...

28 July

2/2 🧐Do you need more specific information? Relevant summaries at SIDC Human moderated alert 👇 🌐 swe.ssa.esa.int/sidc-S112z-f...

swe.ssa.esa.intESA Programme Documents - Space Weather

28 July

Portal Release 3.16 🚨ESA Space Weather Office🚨 🆙Updated documents Programme System Requirements (SRD) Product Specification (PSD) SRD: core services➕ and step for SWE Customer flow-down requirements PSD: As CRD requirements analysis flow down, also supporting Vigil swe.ssa.esa.int/documents

22 July

🚨From the Space Radiation Expert Service Centre🚨 1/2 From UTU/SRL 🆙Update to the catalogue R.166 "Very high-energy solar proton event database" to include 5-min spectra for 2 GLEs 🔵GLE 65 (2003-10-28) 🔵GLE 66 (2003-10-29) 🆙Updated flux spectra for GLEs 59&70 🌐 swe.ssa.esa.int/web/guest/ut...

22 July

2/2 From UTU/SRL Update to the catalogue R.130 "Solar Energetic Particle event catalogue: High-energy solar proton events" (Version 2.2) to include thirty-seven (3️⃣7️⃣) new events bringing the catalogue up to date until 31/03/2024❗ 🌐 swe.ssa.esa.int/web/guest/ut...

15 July

🚨ESA Space Weather Office🚨 Portal release 3.16 🆕ROSIE📡 Radiotelescope in Bialków,🇵🇱 providing ✅F10.7 and F30 radio fluxes with high cadence (sub-second, second, hourly) & daily averaged ✅spectrograms in sub-second & 1-second 👀 See the radio flare counterpart (X1.0-class) captured in high cadence!

13 July

🚨From Solar Weather Expert Service Centre🚨 Portal release 3.16 updates 🆙Updated🆙 nowcast & forecast product visualization tools ➡️improving y-axis scaling and readability, while preserving the F10.7 correction date markers❗ 🌐 swe.ssa.esa.int/web/guest/cl...

8 July

🚨From the Ionospheric Weather Expert Service Centre🚨 From Ionospheric Group of the National Observatory of Athens (NOA) 🆙Updated products TechTIDE Detector maps🌐 swe.ssa.esa.int/web/guest/te... Station Plots🌐 swe.ssa.esa.int/web/guest/te... Activity index🌐 swe.ssa.esa.int/web/guest/te... Details👇

swe.ssa.esa.inttechtide-i144-federated - Space Weather

8 July

Portal Release 3.16 update on Warning and Mitigation Technologies for Travelling Ionospheric Disturbances Effects (TechTIDE): Real-Time (RT) warning system that provides the results of complementary Travelling Ionospheric Disturbance (TID) detection methodologies and many potential drivers 〰

6 July

1/3 Recap on geomagnetic activity: ☀️CME arrived and the strong geomagnetic storm onset was observed on 4th July by high latitude observatories! DTU 👉 swe.ssa.esa.int/nrt-mag-fede...

6 July

2/3 Already on the recovery phase of the geomagnetic storm, 📈 observed by the global Dst index by UAH product SolarHoldover 👇 🌐 swe.ssa.esa.int/uah-senmes-g...

6 July

3/3 Overview of the strong geomagnetic storm with global indices, with Kp by GFZ 👇 🌐 swe.ssa.esa.int/gfz-g107-fed...

🤔🧐A couple of hours later🗯️ DTU Space shows magnetometer data from 10 stations📈 slightly elevated levels (see image👇) 🌐 swe.ssa.esa.int/nrt-mag-fede... 👀Keep an eye on geomagnetic activity over the weekend with BGS Geomagnetic activity alert 🌐 swe.ssa.esa.int/BGS-g156-fed...

The X1.1-flare CME from AR4479 on 30 Jun has likely recently arrived at L1, as of 03/1119 UTC. This was a partial halo CME with an Earth-directed component, arriving a little later than previously expected. Solar winds are now Slightly Elevated, around 450km/s. 🌐 swe.ssa.esa.int/metoffice-al... 👇

swe.ssa.esa.intmetoffice-alerts-e-federated - Space Weather

Further potential glancing CMEs may arrive on Days 3-4 (05-06 Jul) with geomagnetic activity possibly increasing again with a Chance of G1-G2/Minor-Moderate Geomagnetic storm❗ 🌐 swe.ssa.esa.int/metoffice-en...

🧐See the ICME in the interplanetary medium detected in L1 by the UKMO SW-L1 product! 👇 🌐 swe.ssa.esa.int/metoffice-sw...

💥Ongoing M-class solar flare💥 ☀️is busy today Here is the Hα light curve with the GOES X-ray superimposed from KSO (UNIGRAZ)👇 Hα light curves - Latest swe.ssa.esa.int/kso-S107g-fe...

🌟strong flaring region🌟 on the western limb❗ ➕ 2 flaring regions near the central meridian❗ Images and movies👇 swe.ssa.esa.int/web/guest/ks... Sign up for alerts 👉 swe.ssa.esa.int/web/guest/ks...

☀️Several flares detected by SIDC Solar EUV flare detection 👇 🌐 swe.ssa.esa.int/sidc-S127-fe...

🚨From the Geomagnetic Expert Service Centre🚨 🆙Updated products 1/2 From the Finnish Meteorological Institute (FMI) From demonstration product Regional Auroral Activity Index, Finland ➡️ to fully fledged product 🌐 swe.ssa.esa.int/fmi-g157-fed...

🚨From the Geomagnetic Expert Service Centre🚨 🆙Updated products 2/2 From German Research Centre for Geosciences (GFZ) Graphical output redesign for the nowcast displaying a 7-day time series Kp swe.ssa.esa.int/gfz-g107-fed... Hp60 swe.ssa.esa.int/gfz-g153a-fe... Hp30 swe.ssa.esa.int/gfz-g154a-fe...

29 June

🚨From Space Radiation Expert Service Centre🚨 From BIRA-IASB 🆕New product "SEPForecast" The alerts include risk levels for solar proton events with 2 energy thresholds (>10 MeV & >60 MeV) by interactive figures, e-mail subscriptions, & archives, by webpage or M2M. 🌐 swe.ssa.esa.int/bira-sepfore...