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A cornerstone of Milky Way history may need rewriting with evidence of multiple ancient mergers
Astronomers may have uncovered new details about one of the Milky Way's most important ancient collisions. Using data from ...
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The Milky Way is shifting again: Scientists warn a new cosmic collision could reshape our galaxy
Billions of years ago, the Milky Way endured a violent merger that reshaped its structure and sent stars careening into ...
Galaxy mergers are fundamental events in the hierarchical assembly of structure, in which two or more gravitationally bound systems coalesce to form a single, more massive galaxy. Such interactions ...
Active Galactic Nuclei (AGN) mark the energetic cores of galaxies where accretion onto supermassive black holes releases prodigious luminosities across the spectrum. These nuclei can exhibit ...
Morning Overview on MSN
A giant galaxy that doesn’t spin is forcing astronomers to rethink how galaxies form
Astronomers have identified a massive galaxy that barely rotates, even though it existed when the universe was less than 2 ...
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