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. |
1M2.94 Kp3+ | 2C3.91 Kp3+ | 3C3.62 Kp3 | ||||
4C4.86 Kp3+ | 5C3.62 Kp3- | 6C2.52 Kp3- | 7C3.11 Kp2- | 8C6.47 Kp3+ | 9C3.93 Kp1+ | 10C2.26 Kp4- |
11C1.85 Kp3+ | 12C1.1 Kp4+ | 13C1.03 Kp2 | 14C1.22 Kp2 | 15C2.17 Kp1+ | 16C3.85 Kp1- | 17C2.56 Kp3- |
18C2.57 Kp2 | 19C2.79 Kp5+ | 20C7.11 Kp2+ | 21M4.93 Kp3 | 22M1.77 Kp2 | 23C8.64 Kp2 | 24M8.58 Kp1+ |
25M5.68 Kp1- | 26C8.12 Kp1+ | 27C6.23 Kp4+ | 28C2.72 Kp5- | 29C6.17 Kp4 | 30C4.73 Kp4- | 31M1.01 Kp4 |
Latest news
Sunday, 9 November 2025
X1.7 solar flare
Friday, 7 November 2025
CME impact, another M-flare with a halo CME
Thursday, 6 November 2025
G3 geomagnetic storm watch
Latest forum messages
Sunspot region 4274 509AR 14274 CMES @ 09/11/25 0800 UTC & 10/11/25 @ 10/11/25 @ 1000UTC 37Unspecified geomagnetic activity 3297X1.21 solar flare, severe geomagnetic storm? 1Incoming & Unnumbered Active Regions 2140
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Space weather facts
| Last X-flare | 2025/11/10 | X1.2 |
| Last M-flare | 2025/11/07 | M1.7 |
| Last geomagnetic storm | 2025/11/08 | Kp6+ (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| October 2025 | 114.6 -15.2 |
| November 2025 | 87.9 -26.7 |
| Last 30 days | 96.5 -31.9 |