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Crepuscular, a classification of animals that are active primarily during twilight, making them similar to nocturnal animals. Diurnality, plant or animal behavior characterized by activity during the day and sleeping at night. Cathemeral, a classification of organisms with sporadic and random intervals of activity during the day or night.
The distinction is not absolute, because crepuscular animals may also be active on a bright moonlit night or on a dull day. Some animals casually described as nocturnal are in fact crepuscular. [2] Special classes of crepuscular behaviour include matutinal, or "matinal", animals active only in the dawn, and vespertine, only in the dusk.
Paranal Observatory nights. [3] The concept of noctcaelador tackles the aesthetic perception of the night sky. [4]Depending on local sky cloud cover, pollution, humidity, and light pollution levels, the stars visible to the unaided naked eye appear as hundreds, thousands or tens of thousands of white pinpoints of light in an otherwise near black sky together with some faint nebulae or clouds ...
A bright comet has made a rare appearance in the sky, and skywatchers will have several opportunities to see it before it retreats into the icy depths of space. Comet C/2023 A3, also known as ...
The night sky above a French chapel with the Milky Way and stars visible, and light pollution on the horizon. Night, or nighttime, is the period of darkness when the Sun is below the horizon. The opposite of nighttime is daytime. Sunlight illuminates one side of the Earth, leaving the other in darkness.
Archip Kuindshi, Moonlit Night on the Dnieper 1882 James Abbott McNeill Whistler, Nocturne in Black and Gold – The Falling Rocket, 1874 [1] [2] The depiction of night in paintings is common in Western art. Paintings that feature a night scene as the theme may be religious or history paintings, genre scenes, portraits, landscapes, or
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The Norse night goddess Nótt riding her horse, in a 19th-century painting by Peter Nicolai Arbo. A night deity is a goddess or god in mythology associated with night, or the night sky. They commonly feature in polytheistic religions. The following is a list of night deities in various mythologies.