Wednesday, December 8, 2021

The Horsehead Nebula, probably the best known dark/absorption nebula (this means it is so dense that it blocks the visible wavelenghts from behind it). The nebula has a radius of 3.5 light years and is located 1,375 light years from Earth.


https://bit.ly/3y3m5n3 via /r/spaceporn https://bit.ly/3IHDgj5

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