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Starlight is the light emitted by stars. [1] It typically refers to visible electromagnetic radiation from stars other than the Sun , observable from Earth at night , although a component of starlight is observable from Earth during daytime .
The superstition of hoping for wishes granted when seeing a shooting or falling star may date back to the ancient world. [2] Wishing on the first star seen may also predate this rhyme, which first began to be recorded in late nineteenth-century America. [3]
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 ...
Johann Bayer's Uranometria showing the constellation Orion. Orion the Hunter is star lore created by the ancient Greeks. Star lore or starlore is the creating and cherishing of mythical stories about the stars and star patterns (constellations and asterisms); that is, folklore based upon the stars and star patterns.
Astronomical symbols are abstract pictorial symbols used to represent astronomical objects, theoretical constructs and observational events in European astronomy.
[110] [111] [112] Most stars are within galaxies, but between 10 and 50% of the starlight in large galaxy clusters may come from stars outside of any galaxy. [113] [114] [115] A multi-star system consists of two or more gravitationally bound stars that orbit each other. The simplest and most common multi-star system is a binary star, but ...
"For by his rain of blows he destroyed Koll's shield" Aurvandill is a figure in Germanic mythology.In Norse mythology, the god Thor tosses Aurvandill's toe – which had frozen while the thunder god was carrying him in a basket across the Élivágar rivers – into the sky to form a star called Aurvandils-tá ('Aurvandill's toe').
Starlight overcast moonless night sky [1] 140 microlux: Venus at brightest [1] 200 microlux: Starlight clear moonless night sky excluding airglow [1] 10 −3: 1 millilux: 2 millilux: Starlight clear moonless night sky including airglow [1] 10 −2: 1 centilux: 1 centilux: Quarter Moon 10 −1: 1 decilux: 2.5 decilux: Full Moon on a clear night ...