Ten new sunspot groups appeared over this reporting week (August 15-21), but both solar flux and sunspot numbers were lower,...
coronal mass ejection
With sunspot numbers and solar flux at times both above 300, recent daily space weather has been exciting for radio...
"ASWFC GEOMAGNETIC DISTURBANCE WARNING ISSUED AT 0211UT/09 AUGUST 2024 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE. "Recent CME activity is...
Big increase in solar activity this week, with average daily sunspot number rising from 129 to 215.9, and solar flux...
"ASWFC GEOMAGNETIC DISTURBANCE WARNING ISSUED AT 0650 UTC/14 JUNE 2024 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE."A weak halo CME...
Release Date: June 8, 2024 Here is a summary of the news trending This Week in Amateur Radio. This week's...
This is a 1-hour version of the weekly podcast for This Week in Amateur Radio. For the full version please...
Release Date: June 1, 2024 Here is a summary of the news trending This Week in Amateur Radio. This week's...
This is a 1-hour version of the weekly podcast for This Week in Amateur Radio. For the full version please...
A potent solar storm is on its way to Earth, and could cause radio blackouts and dazzling displays of the...
SB PROP ARL ARLP020 ARLP020 Propagation de K7RA Solar activity was quiet this week. Average daily sunspot number slipped from...
Aurora Propagation, Northern Lights The sun has been busy, and it’s been a mixed bag for radio amateurs. Earlier this...
Release Date: May 18, 2024 Here is a summary of the news trending This Week in Amateur Radio. This week's...
This is a 1-hour version of the weekly podcast for This Week in Amateur Radio. For the full version please...
The Earth is in a danger zone right now as we're in the middle of a solar maximum. That was...
"ASWFC GEOMAGNETIC DISTURBANCE WARNING ISSUED AT 2302 UTC/09 MAY 2024 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE. "Four halo CMEs...
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 1817 UTC/02 MAY 2024 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE. "A period of planetary...
Thank you for helping us out! Over 36,000 people helped do NASA Science during Monday’s total solar eclipse. Together, these...
"ASWFC GEOMAGNETIC DISTURBANCE WARNING ISSUED AT 2208 UTC/29 FEBRUARY 2024 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE. "A filament eruption...
Over the recent reporting week, February 1-7, ten new sunspot groupsemerged, five on February 1, one on February 2, another...
An intense solar event occurred in the early hours of February 6, as a sunspot unleashed a powerful M4-class solar...
"ASWFC GEOMAGNETIC DISTURBANCE WARNING ISSUED AT 0248 UTC/02 FEBRUARY 2024 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE. "A CME was...
The recent reporting week, December 21-27, saw counter-intuitive solar numbers, with solar flux rising but sunspot numbers in decline. This...
The Winter Solstice, the shortest day of the year in the NorthernHemisphere occurred at 0327 UTC on December 22. It...