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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Sunday Sun. |
1M7.27 Kp4 | ||||||
2M2.04 Kp4+ | 3C3.26 Kp5+ | 4C4.94 Kp7+ | 5C3.01 Kp8- | 6C3.53 Kp3- | 7C5.66 Kp2+ | 8C2.99 Kp2 |
9C9.59 Kp2 | 10C2.67 Kp3 | 11C5.09 Kp5- | 12M2.23 Kp3 | 13C8.96 Kp7- | 14M1.63 Kp6- | 15C5.14 Kp3 |
16M3.59 Kp4+ S1 | 17C6.01 Kp3 S1 | 18C2.11 Kp3 | 19C5.09 Kp3 | 20C2.3 Kp1 | 21M4.34 Kp2- | 22C5.17 Kp5- |
23C4.17 Kp4 | 24C3.27 Kp3+ | 25C5.73 Kp3- S1 | 26M1.22 Kp3- S1 | 27M1.63 Kp2+ | 28M2.51 Kp5+ | 29M6.41 Kp6 |
30C6.16 Kp5 | 31C8.71 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
New near-realtime spacecraft auroral activity images 22AR4299 M8.1 CME 2025/12/06 505Incoming & Unnumbered Active Regions 24Coronal Hole 06 30AR 4299 155
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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 | 150 +58.2 |
| Last 30 days | 108.8 +10.3 |