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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Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1M1.1 Kp2 | 2X1 Kp2- | |||||
3M1.3 Kp1+ | 4M1.4 Kp1 | 5M1 Kp3- | 6M1 Kp3+ | 7M4 Kp4 | 8C4.2 Kp3+ | 9C6.8 Kp1+ |
10M2.3 Kp1+ | 11M6.83 Kp3- | 12M6.97 Kp2+ | 13M2.1 Kp3 | 14M1 Kp5- | 15M2.9 Kp3- | 16M4 Kp4 S1 |
17M5 Kp5- | 18M5.7 Kp4+ S2 | 19M3.81 Kp1+ S1 | 20C9.6 Kp4+ S1 | 21C2.1 Kp4+ | 22M3.1 Kp3 | 23C9.8 Kp2+ |
24C9.1 Kp2+ | 25M1.6 Kp4+ | 26M4.63 Kp5- | 27M1.9 Kp2 | 28M4.1 Kp2+ S1 | 29M1.4 Kp3 S2 | 30M1.87 Kp3- S1 |
31M1.7 Kp2+ | ||||||
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
AR4294 / 4296 / 4298 359Electron event 10AR4299 M8.1 CME 2025/12/06 71AR 4299 89Growth of Cycle 25 975
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Space weather facts
| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/06 | M8.1 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 167.7 +75.9 |
| Last 30 days | 107.1 +13.7 |