Keck Telescopes Summit view of the twin Keck telescopes, located at 13,600 atop a dormant volcano in Hawaii. Browse - Medium Resolution (121 KB) - High Resolution (2.7 MB)
Keck Mirror Closeup view of a 10-meter (33-foot) Keck telescope primary mirror, composed of 36 hexagonal segments. Browse - Medium Resolution (291 KB) - High Resolution (3.1 MB)
Combining Lab A fisheye view of the combining lab in the basement of the Keck Observatory, where starlight from each telescope is steered through an intricate network of mirrors and optics, then combined and manipulated. Browse - Medium Resolution (200 KB) - High Resolution (3.0 MB)
Long Delay Lines This area houses the long delay line rails, used to make coarse adjustments in the starlight pathlength. Browse - Medium Resolution (145 KB) - High Resolution (2.7 MB)
Open Domes View of the summit at dusk, with the telescopes doors are opened to equalize temperature inside and outside of the domes. Browse - Medium Resolution (196 KB) - High Resolution (2.9 MB)
Sunset The shadows of the twin Keck domes are visible in this image, with two other summit observatories, the Canada-France-Hawaii Telescope (left) and the Gemini Telescope, in the background. Browse - Medium Resolution (377 KB) - High Resolution (2.9 MB)
Twilight The Keck I telescope is opened in preparation for a night of observing atop Mauna Kea. Browse - Medium Resolution (158 KB) - High Resolution (3.0 MB)
Base Structure Wide-angle view of rotating base structure that supports each Keck telescope. Browse - Medium Resolution (286 KB) - High Resolution (2.8 MB)