Sunrise or sun up is the instant at which the upper edge of the Sun appears over the horizon in the morning.[1] The term can also refer to the entire process of the Sun crossing the horizon and its accompanying atmospheric effects.[2]
Sunrise or sun up is the instant at which the upper edge of the Sun appears over the horizon in the morning.[1] The term can also refer to the entire process of the Sun crossing the horizon and its accompanying atmospheric effects.[2]