The term "celestial" refers to anything related to the sky or outer space. It often describes heavenly bodies such as stars, planets, and moons. Celestial objects are studied in fields like astronomy, which explores their properties, movements, and the universe's structure. In addition to physical objects, "celestial" can also pertain to spiritual or divine aspects. For example, many cultures view celestial beings, such as angels or gods, as entities that exist in a higher realm. This dual meaning highlights the connection between the physical universe and spiritual beliefs.