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The world's largest ever digital camera has operational in an observatory in Chile. The Large Synoptic Survey Telescope camera was by U.S. government agencies. The enormous device was in the Vera C. Rubin Observatory in the South American nation. Astronomers will now a period of testing. They will use the camera to the southern hemisphere skies over the next decade. The Department of Energy's Office of Science on how momentous the completion of the telescope was. It the camera "a triumph of science and engineering". It added: "We forward to the unprecedented images this camera will ."

The camera is the size of a small car and 2,721 kg. It has a massive 3-billion-pixel sensor. In comparison, today's top-of-the-range smartphone cameras have 200 million pixels. Astronomers will repeatedly the sky to time-lapse images of space. Lead researcher Aaron Roodman said: "We like to say that we're to make a colour movie of the entire Southern Hemisphere sky." In particular, he hopes to images that will light on how galaxies . Roodman's team will also dark matter – the invisible substance that up a significant portion of the universe. In addition, the camera will our Milky Way galaxy in greater detail than ever before.