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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January 1997 |
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Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1Kp2 | 2Kp2- | 3Kp1+ | 4Kp1+ | 5A7.26 Kp1+ | ||
6B1 Kp1+ | 7A8.71 Kp4 | 8Kp3+ | 9Kp2+ | 10Kp6 | 11Kp5- | 12Kp5- |
13Kp3- | 14Kp2- | 15Kp2 | 16B1.38 Kp1 | 17Kp1+ | 18Kp3 | 19B1.15 Kp3 |
20B5.99 Kp3 | 21Kp3+ | 22Kp2+ | 23Kp2+ | 24Kp2+ | 25Kp3- | 26Kp5- |
27B1.94 Kp4 | 28Kp5- | 29B7.5 Kp3 | 30Kp4 | 31Kp3 | ||
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
Current Farside Activity 253Incoming & Unnumbered Active Regions 38Coronal Hole 06 55Geminid Meteor Shower 27Returning Carrington 14
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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 | 128 +36.2 |
| Last 30 days | 108.4 +15.8 |