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. |
1C9.5 Kp4 | 2C2.9 Kp2+ | |||||
3C2.8 Kp1+ | 4C4.6 Kp4+ | 5M1.7 Kp3+ | 6C1.6 Kp2+ | 7M1.6 Kp3 | 8C3.9 Kp5 | 9C2.5 Kp6- |
10C2.1 Kp3- | 11M1.1 Kp3- | 12C8.8 Kp5 | 13C7.9 Kp5 | 14M1.1 Kp5+ | 15C4.1 Kp4 | 16C6.5 Kp3+ |
17C9.7 Kp3+ | 18C3 Kp3+ | 19M1.5 Kp5- | 20C6 Kp2+ | 21M1.2 Kp5+ | 22C5 Kp6- | 23C4.5 Kp4 |
24C5.1 Kp4+ | 25C9.4 Kp4 | 26M1 Kp6- | 27M2 Kp5- | 28X1.1 Kp4 | 29M1.9 Kp3+ | 30M1.6 Kp2+ |
31M1.2 Kp2 S1 | ||||||
Latest news
Thursday, 11 September 2025
Coronal hole faces Earth
Sunday, 31 August 2025
M2.7 solar flare with earth-directed CME!
Tuesday, 5 August 2025
M4.4 solar flare from sunspot region 4168
Latest forum messages
Coronal Hole 85 2CMEs from 2025/10/03 47Unspecified geomagnetic activity 3204Incoming & Unnumbered Active Regions 2108MODELO MAGNETOSFERA 3
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Space weather facts
| Last X-flare | 2025/06/19 | X1.9 |
| Last M-flare | 2025/10/03 | M1.2 |
| Last geomagnetic storm | 2025/10/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2025 | 129.8 -3.7 |
| October 2025 | 140.1 +10.3 |
| Last 30 days | 131.3 -1.2 |