DESI opens its 5,000 eyes to capture the colors of the cosmos

October 28, 2019

A new instrument mounted atop a telescope in Arizona aimed its robotic array of 5,000 fiber-optic “eyes” at the night sky to capture the first images showing its unique view of galaxy light. It was the first test of the Dark Energy Spectroscopic Instrument, known as DESI, with its nearly complete complement of components. The […]