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. |
1M5.86 Kp1+ | 2X1 Kp5- | |||||
3M4.2 Kp6- | 4M1.6 Kp4+ | 5C5.7 Kp3+ | 6C3 Kp4 | 7M1 Kp4 | 8C6.6 Kp3+ | 9C4.2 Kp4+ |
10M2.4 Kp3+ | 11M3.9 Kp3 | 12C8.9 Kp2+ | 13M1.5 Kp1+ | 14M1.3 Kp4+ | 15C6.2 Kp5- | 16C1.9 Kp4 |
17C3.3 Kp3 | 18C1.9 Kp2+ | 19C4.2 Kp1+ | 20C6 Kp3 | 21C2.9 Kp1+ | 22C6.5 Kp5+ | 23C2.5 Kp4+ |
24C4.2 Kp3- | 25C5 Kp2 | 26C6.7 Kp3- | 27C2.3 Kp3 | 28C1.6 Kp4+ | 29C1.9 Kp5- | 30C1.4 Kp3 |
31C1.4 Kp3+ | ||||||
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
AR 4299 111AR4299 M8.1 CME 2025/12/06 83AR4294 / 4296 / 4298 371New paper on the Gannon Storm 10-11 May 2024 2Electron event 10
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Space weather facts
| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/08 | M2.0 |
| 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 +12.4 |