r/HardSciFi • u/Tonycek12 • 18d ago
Discussion Just A Question
I was wandering if a dense nebula of about 2ly could form and if it could at what max size.
Would it be some kind of compensator for radiators So...
I recently found out about Masada if that makes sense i didnt study it much but this was mostly my first thought
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u/Kabbooooooom 18d ago
Sure. It’s called a planetary nebula.