The aurora and solar activity archive
Searching for historical solar and auroral activity data? The archive is filled with data between the year 1996 and yesterday. You can choose a viewing mode to quickly look for days with interesting space weather and pick a day to view the archived data for that day with more detailed space weather data.
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Monday Mon. |
Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1C2.96 Kp3 | 2C5.27 Kp3 | 3M3.67 Kp3+ | 4C9.1 Kp3- | 5C9.63 Kp3- | 6M1.61 Kp3+ | 7M1.13 Kp3 |
8C7.32 Kp2 | 9M6.56 Kp2+ | 10X2.39 Kp3 | 11M3.05 Kp4- S1 | 12M1.37 Kp6+ S2 | 13C5.37 Kp4 | 14M2.25 Kp1- |
15C4.41 Kp1 | 16C2.99 Kp3- | 17M1.09 Kp2 | 18M1.71 Kp3- | 19C4.79 Kp5- | 20C1.65 Kp2+ | 21C7.43 Kp3 |
22C2.27 Kp3- | 23M3.32 Kp3 | 24C9.96 Kp4 | 25C7.98 Kp4- | 26M1.24 Kp4 | 27M1.43 Kp4+ | 28M7.31 Kp2+ |
29C7.78 Kp4- | 30C3.62 Kp4 | |||||
Latest news
Sunday, 7 December 2025
M8.1 solar flare with earth-directed CME
Monday, 1 December 2025
X1.9 solar flare, Coronal hole faces Earth
Friday, 14 November 2025
X4.0 solar flare
Latest forum messages
Incoming & Unnumbered Active Regions 27Current Farside Activity 247Geminid Meteor Shower 20Coronal Hole 06 41Filaments and prominences 414
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/12 | M1.1 |
| Last geomagnetic storm | 2025/12/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 135.1 +43.3 |
| Last 30 days | 107.1 +10.8 |