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Tagged: stellar winds
- ScienceDwarf Galaxy NGC 4449: Small Size, Significant Role in Cosmic Element DistributionAccording to NASA News Releases, the dwarf galaxy NGC 4449, which is about one-tenth the size of the Milky Way, is one of the most common galaxy types in the universe. These galaxies appear to be missing more oxygen than predicted, suggesting their stellar winds and supernovae are highly effective at dispersing heavy elements across the cosmos.1 min