The Sloan Digital Sky Survey V (SDSS-V) has announced its 20th public data release (DR20), delivering a dramatic expansion of the Milky Way Mapper (MWM) scientific survey—the most detailed spectroscopic map yet assembled of stars in and around our home galaxy.

Source: [Phys.org](https://phys.org/news/2026-08-galaxy-milky-mapper-survey-latest.html)

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