Ether space, also known as the luminal space or the astral plane, refers to a theoretical space that is thought to exist beyond physical reality. Some synonyms for ether space include the spiritual realm, the supernatural realm, the mystical realm, the non-physical realm, the metaphysical realm, and the transcendental realm. These terms suggest a space or dimension that is beyond the physical and tangible, a space where consciousness and energy may exist. Other possible synonyms include the ethereal realm, the non-corporeal realm, the mystic realm, and the spiritual dimension. Regardless of the term used, the concept of ether space evokes a sense of mystery and awe, inspiring many spiritual and philosophical interpretations throughout history.