Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. This doesn't fully explain the source of the red-glowing outwardly expanding gas, however. The above recently released photograph from the new Subaru Telescope highlights the specific color of red light strongly emitted by ionized hydrogen gas, showing detailed filaments of this gas. The filaments extend for over 10,000 light year s.
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