The Milky Way grew up and out, with the first stars forming closer to the galaxy’s center while newer generations grew from material gathered along the expanding edge of the disk.
from SPACE.com http://ift.tt/1n8GOQB
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The Milky Way grew up and out, with the first stars forming closer to the galaxy’s center while newer generations grew from material gathered along the expanding edge of the disk.
from SPACE.com http://ift.tt/1n8GOQB
via IFTTT
Telescopically 