> Isn't a nebula a cloud of dust? Yes. > I'm not sure how dense it gets, but would someone even notice if they were inside of the nebula? https://physics.sta

> Isn't a nebula a cloud of dust? Yes. > I'm not sure how dense it gets, but would someone even notice if they were inside of the nebula? https://physics.stackexchange.com/questions/26326/how-dense-are-nebulae https://physics.stackexchange.com/questions/26326/how-dense-... (Google is your friend.)