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06/26/2015 | Canadian Satellite Will Listen for ARRL Field Day Stations
A Canadian research satellite will listen for Amateur Radio transmissions during ARRL Field Day as it passes over the US on Sunday (UTC).
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12/17/2013 | Solar Scientists Say Cycle 24 is the Weakest in More than a Century
Scientists say Cycle 24 is the weakest in more than 100 years.
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08/02/2013 | The K7RA Solar Update
The dog days of August begin
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05/17/2013 | The K7RA Solar Update
Since we are now at (or close to) the peak of Solar Cycle 24, it is no surprise that the solar indices are up. The latest forecast predicts Solar Cycle 24 to peak this fall, but that will be determined after the fact, and it will be based on a long runnin
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05/03/2013 | The K7RA Solar Update
Solar activity made a healthy jump over the past week, with the average daily sunspot numbers up more than 30 points to 120.9, while the average daily solar flux increased more than 27 points to 136.5.
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03/06/2012 | Active Sunspot Region 1429 Produces Solar Flares, Coronal Mass Ejections
An X-1.1 class solar flare erupted from the Sun on Sunday, March 4 at 11:13 PM EST (0413 UTC March 5), sending an explosion of plasma and charged particles -- a coronal mass ejection (CME) -- hurtling through space. Forecasters at NOAA’s Space Weather Pre
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09/23/2011 | The K7RA Solar Update
Compared to the uneventful past few years, sunspot activity was truly remarkable this week. The daily sunspot number for September 16 was 173. We haven't see numbers like this in more than six years, when the sunspot number was 181, way back on July 5, 20
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08/09/2011 | Solar Explosions Could Impact Earth
The National Oceanic and Atmospheric Administration (NOAA) is keeping an eye on a set of solar storms and explosions that could disrupt satellite, telecommunications and electric equipment here on Earth in the next few days. While activity had reportedly
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