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ESA’s Gaia Space Telescope Traces Milky Way’s Stellar Families



Astronomers using data from ESA’s Gaia spacecraft have identified a number of clusters, associations and co-moving groups of stars within about 3,300 light-years. Many of these stellar groups appear to be filamentary or string-like, oriented in parallel to the Milky Way’s plane, and some span hundreds of light-years in length. Exploring the distribution and past […]



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