Visit the observatory (URL below), to find out more about the observatory.
The images here – from upper left clockwise -show the telescope at the George Mason observatory and then images of the Whirlpool Galaxy, the Triangulum Galaxy, and the Ring Nebula, all taken with filters that are combined into a color image.
Information about the observatory itself is here:
https://sites.google.com/view/georgemasonobservato…
and you can read the monthly newsletter put out by the observatory here:
https://sites.google.com/view/georgemasonobservato…