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. |
1C6.99 Kp7- | 2C1.58 Kp2+ | 3B6.13 Kp3- | 4B8.58 Kp1- | 5C1.11 Kp2+ | 6B7.53 Kp2+ | 7C1.77 Kp3- |
8M3.35 Kp6+ | 9M2.48 Kp7- | 10M1.45 Kp3+ | 11C6.72 Kp3- | 12M1.3 Kp4 | 13C2.19 Kp6- | 14C6.96 Kp4+ |
15C6.3 Kp4- | 16C4.72 Kp2+ | 17M1.07 Kp3- | 18C2.05 Kp3- | 19C5.25 Kp2+ | 20X1.3 Kp1- | 21M1.97 Kp1 |
22M7.26 Kp1+ | 23X2.37 Kp2+ | 24C6.04 Kp2 | 25C3.61 Kp1+ | 26C2.57 Kp2- | 27C1.54 Kp2- | 28C2.38 Kp2- |
29B9.23 Kp1+ | 30C1.14 Kp2- | 31C1.65 Kp3 | ||||
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
Unspecified geomagnetic activity 43Incoming & Unnumbered Active Regions 43Filaments and prominences 415Current Farside Activity 258Coronal Hole 06 59
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/19 | M1.0 |
| 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 | 125.7 +33.9 |
| Last 30 days | 111.4 +22.1 |