The Astronomy Center 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.
the International Dark-Sky Association
The main website for the International Dark Sky Association, a professional society whose goal is dark-sky preservation to enhance astronomical observing. It includes references and resources about environmentally-friendly outdoor lighting and ways in which the public can help with the effort to preserve dark-sky areas.
%0 Electronic Source %T International Dark-Sky Association %I International Dark-Sky Association %V 2016 %N 29 July 2016 %9 text/html %U http://www.darksky.org/
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