Posts tagged as solar cycle

Solar activity drop to affect shortwave communication

Over the past few years there have been mutterings about another solar Maunder Minimum which could serious affect shortwave communication. While at the time many solar scientists did not support the notion, they now agree that the world can expect an extended solar minimum period. This is bad news for radio amateurs but good news […]

Are we heading for a Maunder Minimum?

  Will history repeat itself? Is the sun gearing for a Maunder Minimum? Prof. Valentina Zharkova, a mathematics professor at Northumbria University believes we are.  She delivered the results of a study which proved that the sun may have two hearts in a presentation at the Royal Astronomical Society’s National Astronomy meeting, held from 5 […]

Has the solar maximum arrived?

  During 2008 and 2009 an eerie quiet descended on the sun.  Sunspot counts dropped to historically-low levels and solar flares ceased altogether.  As the longest and deepest solar minimum in a century unfolded, solar physicists wondered  whether  a solar maximum  would ever return and if so when? “It’s back,” says Dean Pesnell of the […]