| | Hubble Uncovers Fading Cinders of Some of Our Galaxy's Earliest Homesteaders About 13 billion years ago, long before our sun formed, the construction of our Milky Way galaxy was just beginning. Young, mostly sun-like stars in the core, or central bulge, provided the building blocks for the galaxy's foundation. Many of these building-block stars have long since burned out, and are now just dying embers. But contained within these dead stars, called white dwarfs, is the early history of our galaxy, providing clues on how it came to be. This news release and its supporting materials are permanently archived at: http://hubblesite.org/newscenter/archive/releases/2015/38/ | |
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