An Enormous Mosaic Spanning 1,250 Hours of Exposure Time Captures the Milky Way in Incredible Detail

Twelve years and 1,250 hours of exposure time later, Finnish photographer J-P Metsavainio stitched together a massive, 1.7-gigapixel composite detailing every fiery burst and starry expanse dotting the Milky Way. The stellar mosaic documents the 125-degree stretch between Taurus to Cygnus and is comprised of 234 individual images that extend across 10,000 pixels. Nearly 20 million stars are visible in the expanse.
The ongoing project began in 2009, and Metsavainio knew it would take at least a decade to realize. More

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