Andrew Paul is Popular Science's staff writer covering tech news. Previously, he was a regular contributor to The A.V. Club and Input, and has had recent work featured by Rolling Stone, Fangoria, GQ, Slate, NBC, as well as McSweeney's Internet Tendency. He lives outside Indianapolis.
ArticleBody:Astronomers from the European Southern Observatory have released the most detailed infrared map of the Milky Way galaxy ever compiled. Completed after more than 13 years of monitoring using the ESO’s Visible and Infrared Survey Telescope for Astronomy at the group’s Paranal Observatory in Chile, the project adds up to 500 terabytes of data containing over 1.5 billion cosmic objects. Taken as a whole, the mapping is the largest survey of its kind to employ an ESO telescope.
Variables in the Vía Láctea survey and its companion project, the VVV eXtended survey . Credit: ESO/VVVX survey According to a September 26 announcement, the survey began in 2010 and continued through the first half of 2023, ultimately collecting images over 420 nights. The results are detailed in the September issue of the journal Astronomy & Astrophysics.
― the Visible and Infrared Survey Telescope for Astronomy ― captured the images with its infrared camera VIRCAM. The data were gathered as part of the
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