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. |
1B8.7 Kp2 | 2C1.2 Kp2- | 3B8.1 Kp1+ | 4B7.1 Kp1 | 5C1.7 Kp2- | ||
6B5.6 Kp3 | 7B5.8 Kp2+ | 8Kp2 | 9C2.6 Kp1+ | 10M1.2 Kp2 | 11C1.3 Kp3 | 12C2 Kp3 |
13M3.4 Kp5- | 14C8.7 Kp2+ | 15C3.4 Kp4+ | 16M1.6 Kp4- | 17C5.7 Kp3+ | 18C4.9 Kp4+ | 19C4 Kp3+ |
20C5.7 Kp3+ | 21C5.6 Kp3- | 22C3.6 Kp3 | 23C4 Kp3 | 24C1.6 Kp3 | 25C1.2 Kp5- | 26C2.5 Kp5- |
27C1.5 Kp4 | 28B6.9 Kp3+ | 29C1.4 Kp2- | 30B4.2 Kp1 | |||
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
AR4299 M8.1 CME 2025/12/06 450Sporadic E and Flare activity 37Notification bug 1AR4294 / 4296 / 4298 450Geminid Meteor Shower 2
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/10 | M4.4 |
| Last geomagnetic storm | 2025/12/10 | Kp6+ (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 155.3 +63.5 |
| Last 30 days | 109 +10.8 |