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    12/12/2012 | Catch the Geminids and Chat with NASA Meteor Experts

    The annual Geminids meteor shower, scheduled to reach its peak on December 13 and 14, is slated to be the most intense shower of the entire year. This is also prime time for amateurs who enjoy bouncing their VHF signals off the ionized trails of these spa
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  • Geminids meteor shower.

    12/10/2010 | Catch the Geminids!

    Try meteor scatter communication during the most intense shower of the year.
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    12/11/2009 | The K7RA Solar Update

    Finally! A sunspot appeared on Wednesday, December 9, giving us a daily sunspot number of 13, following 16 days of no sunspots. And on December 10, the sunspot number was 13. The new group is number 1034, and it is a Solar Cycle 24 spot, as all sunspots h
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  • WSJT

    08/05/2009 | Prepare for the Perseids!

    On the night of August 11 and well into the next day, Earth will make its annual passage through the bulk of the debris shed by a comet known as Swift-Tuttle. Much of the debris is composed of dust-sized grains, but when these fragments come plunging into
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  • 05/09/2008 | The K7RA Solar Update

    Again this week, we saw a new, but brief sunspot, sunspot 993. Judging from the polarity of the spot, it looks to be from new Solar Cycle 24; this spot was south of the solar equator, so it has the same polarity as any Cycle 23 spot that was north of the
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