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. |
1C6.53 Kp3- S1 | 2M3.49 Kp3- S1 | 3C9.02 Kp1 S1 | 4M1.57 Kp1 S1 | 5M2.82 Kp1+ S1 | 6C8.99 Kp1+ | |
7C5.45 Kp3- | 8M1.37 Kp4- | 9X1.36 Kp2- | 10M1.01 Kp5 S1 | 11M1.44 Kp5 S1 | 12M4.98 Kp4- S1 | 13M3.2 Kp3+ S1 |
14M6.38 Kp3- | 15C6.82 Kp2+ S1 | 16M2.19 Kp2 S1 | 17C6.06 Kp3- | 18C3.75 Kp3 | 19M1.73 Kp4 | 20C5.56 Kp4- |
21C5.06 Kp4- | 22M1.86 Kp2 | 23C5.41 Kp3 | 24M1.02 Kp3 | 25M1.07 Kp4- | 26M1.92 Kp3 | 27C6.21 Kp3 |
28M1.38 Kp3- | 29M1.05 Kp2 | 30M1.06 Kp1 | 31M5.2 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
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AR4299 M8.1 CME 2025/12/06 457Sporadic E and Flare activity 37Notification bug 1AR4294 / 4296 / 4298 450Geminid Meteor Shower 2
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/10 | M4.4 |
| Last geomagnetic storm | 2025/12/10 | Kp6+ (G2) |
| Spotless days | |
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| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
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| November 2025 | 91.8 -22.8 |
| December 2025 | 155.3 +63.5 |
| Last 30 days | 109 +10.8 |