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. |
1B8.35 Kp5 | 2C1.28 Kp6 | 3B9.77 Kp6- | 4C1.28 Kp4+ | |||
5B8.18 Kp5- | 6Kp4- | 7B9.08 Kp3+ | 8C1.15 Kp4- | 9C1.09 Kp2 | 10C1.27 Kp2- | 11Kp1 |
12Kp2 | 13B3.4 Kp2- | 14B2.92 Kp3 | 15B5.46 Kp3- | 16B3.76 Kp2- | 17B5.22 Kp1+ | 18B9.31 Kp2+ |
19B7.09 Kp3 | 20B4.53 Kp4+ | 21C2.49 Kp4 | 22C8.97 Kp2 | 23B8.46 Kp1+ | 24B9.42 Kp2+ | 25C1.84 Kp4+ |
26B6.69 Kp4+ | 27C1.44 Kp6- | 28C1.02 Kp6- | 29B3.46 Kp5+ | 30Kp5 | ||
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
AR4299 M8.1 CME 2025/12/06 328Geminid Meteor Shower 1AR4294 / 4296 / 4298 445Growth of Cycle 25 977Light pillar 12
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/10 | M1.9 |
| 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 | 157.7 +65.9 |
| Last 30 days | 108.9 +11.4 |