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. |
1C4.8 Kp2+ | 2M9.35 Kp1+ | 3C7.9 Kp2 | 4M1.19 Kp2+ | 5C2.74 Kp4- | 6C5.54 Kp2 | |
7C5.74 Kp4 | 8C1.33 Kp2 | 9C2.96 Kp2- | 10C6.76 Kp1- | 11M1.35 Kp4- | 12C7.16 Kp5- | 13C4.4 Kp4 |
14M1.07 Kp3 | 15M1.23 Kp2+ | 16M1.47 Kp2 | 17C5.59 Kp4- | 18X1.05 Kp3- S1 | 19C6.75 Kp4- S1 | 20C9.29 Kp5 S1 |
21C7.29 Kp4 | 22M1.26 Kp2- | 23C7.29 Kp2 | 24C4.17 Kp3+ | 25X1.99 Kp3+ | 26C3.42 Kp2+ | 27B6.88 Kp2- |
28C4.86 Kp2+ | 29C1.36 Kp3+ | 30C2.14 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
Latest forum messages
Incoming & Unnumbered Active Regions 27Current Farside Activity 247Geminid Meteor Shower 20Coronal Hole 06 41Filaments and prominences 414
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/12 | M1.1 |
| 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 | 135.1 +43.3 |
| Last 30 days | 107.1 +10.8 |