Cosmic "Dig" Reveals Vestiges of the Milky Way's Building Blocks
Cosmic "Dig" Reveals Vestiges of the Milky Way's Building Blocks (11/25/09)
Terzan 5 – click for 1280×1297 image
More: here, here, here
Peering through the thick dust clouds of our galaxy's central parts (the "bulge") with an amazing amount of detail, a team of astronomers has revealed an unusual mix of stars in the stellar grouping known as Terzan 5. Never observed anywhere in the bulge before, this peculiar cocktail of stars suggests that Terzan 5 is in fact one of the bulge's primordial building blocks, most likely the relic of a dwarf galaxy that merged with the Milky Way during its very early days.
Terzan 5 – click for 1280×1297 image
More: here, here, here
Labels: galaxies
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