Sky

The sky is the expanse of atmosphere that surrounds the Earth. It is the area above the Earth's surface where clouds, the sun, the moon, and the stars can be seen. The color of the sky can vary from blue during the day to black at night, depending on the time of day and the amount of sunlight present. The sky is also an important element in weather and climate, as it plays a crucial role in determining temperature, precipitation, and other meteorological phenomena. Overall, the sky is an ever-changing and awe-inspiring aspect of our natural environment that has captivated human imagination and wonder for centuries.