Average daily sunspot number plummeted to 104.4. Weekly Commentary on the Sun, the Magnetosphere, and the Earth's Ionosphere for December...
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Solar activity seems to have dropped dramatically from a recent peak. Are we over the cycle peak and headed down...
ARRL Headquarters was closed on November 29. So, this regular Fridaybulletin was moved to the following Monday (12/2). Solar activity...
There’s an old joke that they want to send an exploratory mission to the sun, but to save money, they...
Solar activity was lower this reporting week, November 14-20, withthe average daily sunspot number down from 141.6 to 99.3, and...
It’s easy to use electricity — solar-generated or otherwise — to desalinate water. However, traditional systems require a steady source...
Tap or click the link below to download this week’s news script News script for 17 November 2024 (MS Word...
Only five new sunspot groups emerged this week. First was onNovember 7, next on November 9, two more on November...
Visualization of the Sun-Earth Lagrange points. Orbital mechanics is a fun subject, as it involves a lot of seemingly empty...
Solar activity was quiet over the past week, but geomagnetic numberswere way, way up. Average daily sunspot numbers dropped from...
Periods of G3 (Strong) geomagnetic storms are likely on 16 Sep 2024 due to coronal hole influences and the anticipated...
With sunspot numbers up and solar flux decreasing, we saw ten newsunspot groups this week; two on September 6, three...
Eight new sunspot groups emerged over the past week. Two appeared on August 30, three more on August 31, another...
"ASWFC GEOMAGNETIC DISTURBANCE WARNING ISSUED AT 0200 UTC/29 AUGUST 2024 BY THE AUSTRALIAN SPACE WEATHER FORECASTING CENTRE. The solar wind...
Ten new sunspot groups appeared over this reporting week (August 15-21), but both solar flux and sunspot numbers were lower,...
In the past few years, the price-per-watt for solar panels has dropped dramatically. This has led to a number of...
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...
Ever since the beginning of the Space Age, the inner planets and the Earth-Moon system have received the lion’s share...
Solar activity increased this week, with average daily sunspot numbers rising from 149.6 to 181.6. For some reason average daily...
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...
HamSCI will be playing a major role at the 2024 Dayton Hamvention. It will be held in Xenia, Ohio May 17-18-19, 2024 at...
