In Images: Utah's Cosmic Ray-Finding Telescope

Telescope Array Map

This closer view of the Telescope Array ultrahigh energy cosmic ray detector details locations: blue diamonds indicate scintillation surface detectors and red squares indicate fluorescence telescopes. The stations are located at Middle Drum, Black Rock Mesa and Long Ridge.

Middle Drum fluorescence

This dark-sky time-lapse photo of the Middle Drum fluorescence telescope station; orange on the right indicates the location of the Intermountain Power Plant. This station operates only on clear, moonless nights.

Middle Drum fluorescence

This aerial view of the Middle Drum fluorescence telescope site shows the location near Topaz Internment Camp where Japanese-American citizens were housed during World War II.

Middle Drum interior

A close view of the spherical mirror which gathers UV light emitted by an extensive air shower. This light is focused onto a PMT.

Middle Drum interior

Another view of the 2 meter mirror and PMT pixel array at the MiddleDrum fluorescence telescope.