Gaia spacecraft finishes decade-long Milky Way mapping mission, collecting vast stellar data.

The European Space Agency's Gaia spacecraft has concluded its decade-long mission to map the Milky Way, collecting three trillion observations of two billion stars. This data has transformed our understanding of the galaxy, revealing unexpected details about its age and structure. Despite ending its observations, Gaia's data will continue to be analyzed, with major data releases expected in 2026 and later this decade.

3 months ago
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