What is the meaning of the nether sky?

The term "nether sky" often refers to a realm or state that is beneath or lower than the traditional sky, symbolizing a place of darkness, mystery, or the underworld in various mythologies and literary contexts. It can evoke feelings of the unknown, a contrast to the upper sky associated with light and divinity. Additionally, it may represent a metaphorical space for introspection or the subconscious. Overall, the nether sky embodies themes of duality and the complexities of existence.