Milky Way Galactic Center… Home To A Super Massive Black Hole, Neutron Stars, White Dwarf Stars, Red Giants, Supergiants, Wolf-Rayet Stars, Fermi Bubbles, Gases, and So Much More! via /r/spaceporn https://ift.tt/2JUh4Fw
from Tumblr https://ift.tt/2POTi1q
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