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. |
1C2.01 Kp2 | 2C5.36 Kp1- | 3M2.23 Kp1- | 4C1.52 Kp5+ | 5C1.31 Kp5+ | ||
6M2.51 Kp4- | 7C3.94 Kp2 | 8C1.4 Kp1+ | 9C2.74 Kp2- | 10C1.67 Kp5- | 11C1.5 Kp5- | 12B9.53 Kp3 |
13B8.59 Kp6- | 14C1.79 Kp3 | 15Kp2+ | 16B7.99 Kp3 | 17B6.9 Kp1+ | 18C2.57 Kp1+ | 19C3.04 Kp1- |
20B8.84 Kp1+ | 21B7.27 Kp2+ | 22B3.05 Kp3 | 23Kp5+ | 24C3.8 Kp2 | 25Kp3- | 26C1.66 Kp3- |
27B5.2 Kp3 | 28B5.87 Kp3 | 29Kp2- | 30B7.88 Kp4+ | 31B8.15 Kp4- | ||
Latest news
Monday, 1 December 2025
X1.9 solar flare, Coronal hole faces Earth
Friday, 14 November 2025
X4.0 solar flare
Tuesday, 11 November 2025
X5.1 solar flare, G4 geomagnetic storm watch
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Space weather facts
| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/04 | M6.0 |
| 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 | 175.4 +83.6 |
| Last 30 days | 107.3 +14.6 |