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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 . Charles O'Rear , a former National Geographic photographer, took the photo in January 1998 near the Napa – Sonoma county line, California, after a ...
The night sky is the nighttime appearance of celestial objects like stars, planets, and the Moon, which are visible in a clear sky between sunset and sunrise, when the Sun is below the horizon. Natural light sources in a night sky include moonlight , starlight , and airglow , depending on location and timing.
"At last I have a landscape with olive trees [probably F712], and also a new study of a starry sky." Letter 805: to Theo van Gogh. Saint-Rémy-de-Provence, on or about Friday, 20 September 1889.. Vincent van Gogh: The Letters. Van Gogh Museum. "The olive trees with white cloud and background of mountains [F712], as well as the Moonrise and the ...
A star trail is a type of photograph that uses long exposure times to capture diurnal circles, the apparent motion of stars in the night sky due to Earth's rotation. A star-trail photograph shows individual stars as streaks across the image, with longer exposures yielding longer arcs .
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 ...
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.
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.
Altair is the brightest star in the constellation of Aquila and the twelfth-brightest star in the night sky.It has the Bayer designation Alpha Aquilae, which is Latinised from α Aquilae and abbreviated Alpha Aql or α Aql.