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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June 1997 |
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Monday Mon. |
Tuesday Tues. |
Wednesday Wed. |
Thursday Thurs. |
Friday Fri. |
Saturday Sat. |
Sunday Sun. |
1B2.03 Kp2+ | ||||||
2Kp3- | 3B1.9 Kp3 | 4Kp2 | 5Kp1 | 6Kp3 | 7B2.36 Kp3+ | 8Kp4 |
9B6.69 Kp6- | 10Kp2- | 11Kp2- | 12Kp2 | 13B4.11 Kp1 | 14Kp1- | 15Kp2 |
16Kp2 | 17Kp1+ | 18Kp1+ | 19Kp3 | 20Kp1+ | 21Kp1- | 22Kp3 |
23Kp2+ | 24Kp1+ | 25Kp3- | 26Kp2 | 27Kp5- | 28B3.06 Kp3 | 29C1.5 Kp3+ |
30B3.63 Kp2 | ||||||
Latest news
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
Wednesday, 31 December 2025
Happy New Year! Celebrate with an M7.1 solar flare!
Latest forum messages
Solar Transit, Artifacts, or Radiation 79New satellites - Proba-3, PUNCH, SWFO-L1, GOES-U/19 65Solar flux data and sun images from the German Federal Agency for Cartography and Geodesy 8Filaments and prominences 473Do the high-resolution sunspot counts point to more complex sunspots? 29
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Space weather facts
| Last X-flare | 2026/01/18 | X1.9 |
| Last M-flare | 2026/01/21 | M3.4 |
| Last geomagnetic storm | 2026/01/22 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| January 2026 | 119.4 -4.6 |
| Last 30 days | 121.8 +8.9 |