[SFDXA] Sunspot Number Drops to Zero

[Bill]

> Space Weather News for July 18, 2014
> http://spaceweather.com
> 
> ZERO SUNSPOTS:  On July 17th, for the first time in nearly 3 years, the sunspot number dropped to zero.  Is Solar Max finished?  Forecasts and further discussion of this "All Quiet" event highlight today's edition of http://spaceweather.com 
> 
> SPACE WEATHER ON TWITTER:  Spaceweather.com (@spaceweatherman) is now on Twitter.  Follow the action at https://twitter.com/spaceweatherman