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Real-time auroral and solar activity

Sunspot regions

Solar Dynamics Observatory HMI Continuum
Sunspot regions
RegionNumber of
sunspots		Class
Magn. 		Class
Spot
405514EKC
40561HSX
40587CAO
406012DAI
40612BXO
More data
What are sunspots? The magnetic classification of sunspots The classification of sunspots after Malde
Today's Sun
Sunspot number 80 -23
New regions0
10.7cm Solar Radio Flux152 -12
Carrington Rotation2296

Solar flares

SDO AIA 131
Solar activity past two hours
Current value
2h max
24h max
More data Help
Flare probability
C-class solar flare 99%
M-class solar flare 80%
X-class solar flare 15%

Coronal holes

SDO AIA 193
More data Help

Coronal mass ejections

CCOR-1
SOHO LASCO C2
Latest CMEs SOHO GOES STEREO
What is a Coronal Mass Ejection (CME)? How do we know if a CME is Earth directed and when it's going to arrive?

Solar protons

Info Help

Far side

GONG Calibrated Farside Map
© NSO/GONG
STEREO
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2025/04/12-13 Filament CMEs 2025/04/16 G2 Watch 41AR 4055 99Incoming & Unnumbered Active Regions 1700Unspecified geomagnetic activity 2258Potential AR4062 8
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Space weather facts

Last X-flare2025/03/28X1.1
Last M-flare2025/04/14M4.2
Last geomagnetic storm2025/04/06Kp5 (G1)
Spotless days
Last spotless day2022/06/08
Monthly mean Sunspot Number
March 2025134.2 -20.4
April 2025132.1 -2.1
Last 30 days130.6 -13.6

This day in history*

Solar flares
12001X20.6
22000M6.14
32002M5.32
42024M4.02
52000M3.24
DstG
11971-143G3
21961-118G4
31989-95G1
41990-80G1
51973-71
*since 1994

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