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Bliss, originally titled Bucolic Green Hills, is the default wallpaper of Microsoft's Windows XP operating system. It is a photograph of a green rolling hills and daytime sky with cirrus clouds.
English: This 4K visualization shows the Moon's phase and libration at hourly intervals throughout 2024, as viewed from the Northern Hemisphere. Each frame represents one hour. In addition, this visualization shows the Moon's orbit position, sub-Earth and subsolar points, and distance from the Earth at true scale.
A starry mural in New York's Grand Central Terminal depicts a semi-accurate night sky. The ceiling is decorated with over 2,500 stars and illustrates a North American winter night sky around December 1 - February 28. [24] The constellation arrangement was a replicant of the 1603 star atlas that was created by Johann Bayer. However, the mural is ...
Noctilucent clouds (NLCs), or night shining clouds, [1] are tenuous cloud-like phenomena in the upper atmosphere of Earth. When viewed from space, they are called polar mesospheric clouds (PMCs) , detectable as a diffuse scattering layer of water ice crystals near the summer polar mesopause .
Sky brightness refers to the visual perception of the sky and how it scatters and diffuses light. The fact that the sky is not completely dark at night is easily visible. If light sources (e.g. the Moon and light pollution ) were removed from the night sky , only direct starlight would be visible.
The term is often applied when the Sun and Moon are in conjunction or in opposition . [4] When Earth is one of the bodies involved, the other objects appear to be close together (or overlapping) in the sky. Jupiter (top), Venus (lower left), and Mercury (lower right) above La Silla Observatory, Chile (May 26, 2013) [5]
Pair of moon dogs Partial Moon dog seen from Hillspeak, Shimla, Lower Himalayas. A moon dog (or moondog) or mock moon, also called a paraselene [1] (plural paraselenae) in meteorology, is an atmospheric optical phenomenon that consists of a bright spot to one or both sides of the Moon. They are exactly analogous to sun dogs.
John Atkinson Grimshaw (6 September 1836 – 13 October 1893) was an English Victorian-era artist best known for his nocturnal scenes of urban landscapes. [1] [2] He was called a "remarkable and imaginative painter" by the critic and historian Christopher Wood in Victorian Painting (1999).