Welcome to

Apache-Sitgreaves Observatory

AS Research is an independent research institution operating the Apache-Sitgreaves Observatory located in Overgaard, Arizona.

We offer you access to World-Class dark skies using the largest public telescope in the Southwest US.

Our Mission;

We are an independent research institution in Arizona for ground-based space research and education. As an educational resource for schools, our goal is to demonstrate to students astronomy in the 21st century and the critical thinking needed to analyze the data captured digitally of the Universe. In financial support of our goal we offer products which increase the enjoyment of personal digital imaging and personal visual observing. We conduct pure and applied research of stellar astrophysics in Arizona and provide educational outreach programs that keep the focus relevant.

Our Location;

We are located on top of the Colorado Plateau in Northern Arizona along with other significant astronomical resources like Lowell Observatories in Flagstaff and Anderson Mesa, and the 4.2-meter Discovery Channel Telescope in Happy Jack, the AS Research in Overgaard, Arizona is located at a world class dark sky site at just under 7000 feet elevation.

Our Skies;

The skies are not only extremely dark but very transparent, with sub-arc second seeing on most nights.



The Apache-Sitgreaves Research Plan

A decadal plan for future equipment and science that will be carried out.