The Gemini South telescope’s newest science instrument — GHOST, the Gemini High-resolution Optical SpecTrograph — achieved first light by making exquisite observations of HD 222925, a remarkably ...

The most advanced optical spectrograph in the world begins a two-week journey today from the University of California, Santa Cruz, where it was built, to the summit of Mauna Kea in Hawaii, where it ...

SANTA CRUZ, CA–The most advanced optical spectrograph in the world begins a two-week journey today from the University of California, Santa Cruz, where it was built, to the summit of Mauna Kea in ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This is one of two identical quartz ...

Click to open image viewer. This is one of two identical quartz lenses from a small Cornu-prism ultraviolet spectrograph designed and built about 1943 to be flown from Peenemuende aboard a rocket. The ...

The search for rocky, Earth-like exoplanets has received a boost, with the arrival of a new laser frequency comb at the European Southern Observatory's La Silla Observatory in Chile. Built by a team ...