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. |
1X7.1 Kp2 | 2M3.6 Kp2 | 3X9 Kp3 | 4M4 Kp3 | 5M2.4 Kp2+ | 6M1.5 Kp5- | |
7X2.1 Kp6+ | 8M1.2 Kp7 | 9X1.8 Kp4+ S3 | 10M3.01 Kp9- S3 | 11M2.1 Kp8+ S1 | 12C5.7 Kp5- | 13C5.7 Kp2- |
14M3.42 Kp4- | 15M2.12 Kp3+ | 16M3.7 Kp3 | 17M2.4 Kp3 | 18M4.9 Kp4- | 19M6.52 Kp5 | 20C5 Kp3 |
21C6.2 Kp2 | 22C5.1 Kp3 | 23C7.8 Kp3 | 24X3.33 Kp4+ | 25M1.1 Kp1 | 26X1.86 Kp4 S1 | 27M2.8 Kp3- S2 |
28M4.25 Kp5- S2 | 29M1.1 Kp4 S2 | 30M7.24 Kp4 S1 | 31X2.03 Kp4- S1 | |||
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
Latest forum messages
AR4366 885Current Farside Activity 353X8 CME 63Incoming & Unnumbered Active Regions 144Space Weather Memes 787
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Space weather facts
| Last X-flare | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/04 | M1.8 |
| Last geomagnetic storm | 2026/01/28 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| February 2026 | 133 +9 |
| Last 30 days | 121.6 +13.3 |