To measure the universe’s accelerating expansion, the Dark Energy Survey analyzes images of the night sky taken by the Dark Energy Camera. The camera is mounted at the Blanco Telescope in Chile. Photo: Reidar Hahn
September 9, 2019
To measure the universe’s accelerating expansion, the Dark Energy Survey analyzes images of the night sky taken by the Dark Energy Camera. The camera is mounted at the Blanco Telescope in Chile. Photo: Reidar Hahn