ASWFC GEOMAGNETIC DISTURBANCE WARNING ISSUED AT 0042UT/04 OCTOBER 2024 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE. Two coronal mass ejections...
X-class flare
Periods of G3 (Strong) geomagnetic storms are likely on 16 Sep 2024 due to coronal hole influences and the anticipated...
Solar activity was a bit lower this week. Seven new sunspot groups appeared. The only day with no new sunspot...
On May 1, an extremely powerful solar flare occurred on the Sun, which led to a large-scale radio blackout throughout the Pacific...
"ASWFC GEOMAGNETIC DISTURBANCE WARNING ISSUED AT 2208 UTC/29 FEBRUARY 2024 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE. "A filament eruption...
Our majestic star was recorded in the act of emitting high-intensity solar flares, which are strong blasts of energy. On...
The Winter Solstice, the shortest day of the year in the NorthernHemisphere occurred at 0327 UTC on December 22. It...
"GEOMAGNETIC DISTURBANCE WARNING ISSUED AT 0132 UTC ON 15 DECEMBER 2023 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE. "Two predominately...
There are a bunch of ways to estimate the age of a radio amateur, by the letters in their callsign,...
Two massive X-class solar flares released over the past few days have caused radio blackouts across the Pacific Ocean. The...
Sunspot region 3354 departs with a major X1.0 solar flare (R3-strong) yesterday at 23:14 UTC as it approaches the west...
That was unexpected! Incoming sunspot region 3341 produced an X1.1 solar flare (R3-strong) that peaked yesterday at 17:09 UTC. It...
A major long duration X2.28 solar flare (R3-strong) took place yesterday and reached its peak at 20:17 UTC. This is...
After a fairly quiet start of the month the Sun has really started to pick up the pace again. The...
A surprise this night from sunspot region 3182 which has just rotated into view. It produced a major X1.2 solar...
One of the biggest sunspots in years has just rotated over the sun's northeastern limb. AR3112 has a mixed-polarity magnetic...
An X1.1 (R3-strong) solar flare was observed on the south east limb today. The eruption was fairly impulsive and peaked...
With sunspot regions 2993 and 2994 we have two formidable sunspot regions on the earth-facing solar disk. These regions are...
On April 17, NASA's Solar Dynamics Observatory (SDO) captured the blow of an X1-class solar flare caused by massive group...
Two major sunspot regions (2993 and 2994) have now rotated onto the earth-facing solar disk. These regions were already very...
We are still awaiting the arrival of two coronal mass ejections launched by a couple of M-class solar flares from...
Numerous powerful X-class solar flares occurred last fall as Solar Cycle 25 activity picked up. Jon Jones, N0JK, covered the...
What a day yesterday. The spectacular X1.0 solar flare (which is the second strongest solar flare of the current Solar...
Earth-facing sunspot region 2887 erupted today with a major X1.0 (R3-strong) solar flare that launched a major coronal mass ejection...