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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Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1C3.8 Kp1 | 2B6.6 Kp1+ | 3C1.7 Kp2- | 4B6.2 Kp0+ | 5C1.6 Kp3- | 6C1.6 Kp2+ | |
7C7.4 Kp1- | 8B1.6 Kp2- | 9B3.2 Kp3 | 10B3.1 Kp3+ | 11B5.8 Kp3- | 12B6.7 Kp2- | 13B3.1 Kp3 |
14C4 Kp2- | 15B5.6 Kp1+ | 16B1.8 Kp1 | 17Kp1- | 18B2 Kp1- | 19Kp2 | 20B1.1 Kp1+ |
21B1.2 Kp4+ | 22B2.7 Kp3+ | 23B6.1 Kp4+ | 24B7.3 Kp3 | 25B2.4 Kp2+ | 26B1.4 Kp2 | 27B3.4 Kp2 |
28B1.7 Kp2+ | 29B6.6 Kp3- | 30B2.8 Kp3- | 31Kp1+ | |||
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
Coronal Hole 06 58Geminid Meteor Shower 29Incoming & Unnumbered Active Regions 39Current Farside Activity 254Returning Carrington 14
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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 | 125.7 +33.9 |
| Last 30 days | 109.3 +18.1 |