The Physics To Go website will be unavailable Friday evening through Saturday afternoon as electrical work occurs in the American Center of Physics server room. Down time will begin at 6PM Eastern Time on Friday. Service is expected to resume by 6PM on Saturday, July 30.
This NASA site provides a description of the remarkable minimum in sunspot counts in the year of 2008, naming it the "blankest year" of the Space Age. The article includes sunspot data records spanning the past 100 years and explains the major benefits and disadvantages of this solar minimum. Images and links for additional information are included.
Science@NASA. Spotless Sun: Blankest Year of the Space Age. Greenbelt: Science@NASA, September 30, 2008. http://science.nasa.gov/science-news/science-at-nasa/2008/30sep_blankyear/ (accessed 29 July 2016).
%0 Electronic Source %D September 30, 2008 %T Spotless Sun: Blankest Year of the Space Age %I Science@NASA %V 2016 %N 29 July 2016 %8 September 30, 2008 %9 text/html %U http://science.nasa.gov/science-news/science-at-nasa/2008/30sep_blankyear/
Disclaimer: ComPADRE offers citation styles as a guide only. We cannot offer interpretations about citations as this is an automated procedure. Please refer to the style manuals in the Citation Source Information area for clarifications.