The International

Dark Sky Association


The International Dark-Sky Association works to protect the night skies for present and future generations.

Lunar Calendar

Moon Phase Calendar for Middletown, Virginia

The Astronomical League

The Astronomical League's objective is to promote the science of astronomy

  • by fostering astronomical education'

  • by providing incentives for astronomical observation and research;

  • by assisting communication among amateur astronomical societies.

The Night Sky Network

Night Sky Planner, Moon Data, Weather Forecast, What's Visible, etc.