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Early galaxy bulges in the middle

Concentration of newborn stars provides more evidence that galaxies grow from the inside out

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1:01pm, February 4, 2009

Peering 12.8 billion years back in time to examine the flame of star birth in one of the earliest known galaxies, astronomers say they have captured the first snapshot of the formation of a galaxy’s bulge — a central concentration of stars that’s one of the oldest components of galaxies.

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