darkening
11Darkening of Valinor — The destruction of the Two Trees of Valinor by Morgoth and Ungoliant shortly before the beginning of the First Age …
12Limb darkening — refers to the diminishing of intensity in the image of a star as one moves from the center of the image to the edge or limb of the image. Limb darkening occurs as the result of two effects:* The density of the star diminishes as the distance from …
13The Darkening Eye — Bigfinishbox title=The Darkening Eye series= Doctor Who number= featuring=Nyssa of Traken writer=Stewart Sheargold director=Ken Bentley producer= executive producer= production code=BFPDWCC14 set between= Black Orchid and Earthshock length=… …
14limb darkening — In astrophysics, the gradual decrease in observed brightness of the disk of a star from its centre to its edge (limb). This phenomenon, readily apparent in photographs of the Sun, occurs because the solar atmosphere s temperature increases with… …
15Fugue for a Darkening Island —   …
16Gravity darkening — Gravity darkening, also referred to as Gravity Brightening, is an astronomical phenomenon where a star rotates so rapidly that it has a detectibly oblate shape, such as in Regulus in the Leo constellation.When a star is oblate, it has a larger… …
17Hydrogen darkening — is a physical degradation of the optical properties of glass. Free hydrogen atoms are able to bind to the SiO2 silica glass compound forming hydroxyl (OH) a chemical compound that interferes with the passage of light through the glass.The problem …
18Mona on Darkening Ground —   Author(s) Katherine Harvey Country …
19Meirowsky phenomenon — darkening of existing melanin, perhaps by oxidation, beginning within seconds and complete within minutes to a few hours after exposure to ultraviolet radiation of longer wavelengths; it is particularly noticeable in light skinned individuals… …
20Wing Commander (franchise) — Wing Commander Genres Space flight simulator Developers Origin Systems, Inc. First release Wing Commander 1990[1] …
