Solar activity was very low to low. Only low-level C-class activitywas observed from Regions 4384 and 4389. Slight growth was...
sunspot
Solar activity continued at low levels with isolated C-classflaring. Regions 4381 and 4384 remained the primary drivers ofactivity. The largest...
Spaceweather.com for February 27 reports about a minor CME hurlingtowards Earth. Solar activity remains at low levels due primarily to...
Solar activity returned to low levels this past week. The strongestevent of the period was a C1.8 flare on February...
Solar activity reached moderate levels early this week. Thestrongest event was an M1.4 flare observed on February 11 in Region4366....
Solar activity was at high levels for most of the week, dominated byRegion 4366. The most notable event was an...
Solar activity continued at low levels this week. Low level C-classflares were observed from Regions 4342 and 4353. The majority...
Solar activity reached moderate levels with two M-class flaresearlier this week. The first flares occurred on January 21 in regions...
Solar activity reached moderate levels due to an M1.6 flare onJanuary 14 from new region AR4341. Spot classification of thisregion...
Geomagnetic field activity is likely to reach G1 (Minor) geomagneticstorm levels on January 13 and 14, and then from January...
The January 2, 2026, report from Spaceweather.com has updateddetails about the Coronal Mass Ejections predicted to hit the Earthon January...
Solar activity has been at low levels with only a few C1 flares fromRegion 4307. Slight growth and consolidation were...
Solar activity reached high levels this past week when Region 4299produced an M1.1 (R1/Minor) flare on December 6. Shortly after,...
Solar activity was at low levels this past week with only C classflares. Region 4294 remains the largest region on...
Solar activity has remained low this past week. The largest flarewas a C9.9 on November 19 from a region just...
There were two nights of visible aurora throughout the continentalUS and dead HF bands due to a severe geomagnetic storm...
Solar activity has reached high levels due to a pair of X-classflares. The first was an X1.8 on November 4 from...
Solar activity has decreased to very low levels. Region 4266exhibited signs of slight development as it gained asymmetricpenumbra surrounding its...
Solar activity reached moderate levels this past week, but has nowreturned to, and remains at, lower levels. Region 4248 produced...
Region AR4246 underwent significant evolution, growing in overall size while gaining multiple new spots. Subsequently, AR4246 was the main provider...
Solar activity has been at moderate levels for the past 24 hours. Solaractivity is expected to be low with a...
Solar activity, which has been at low levels, has returned tomoderate levels. Region AR4232 produced the largest event of theperiod,...
Solar activity reached moderate levels this past week. An impulsiveM1.0 flare was observed on September 24 from Region AR4217. Slightgrowth...
AMSAT News Service ANS-264 September 21, 2025 In this edition: * AMSAT 2025 Board of Directors Election Results Announced to...
Solar activity was at low levels this past week. Low-level C-classflaring was observed from Regions AR4216 and AR4217, as well...
