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• Standard Candles — (1996, ISBN 0 9648320 4 6) is a compilation of short stories by American science fiction author Jack McDevitt. The sixteen stories in the anthology were originally published in various magazines from 1982 to 1996. The introduction is provided by… …   Wikipedia

• Standard candle — A standard candle is an astronomical object that has a known luminosity. Standard candles are the basis for several important methods of deriving distances in extragalactic astronomy and cosmology in the cosmic distance ladder.TheoryComparing its …   Wikipedia

• standard candle — noun the basic unit of luminous intensity adopted under the Systeme International d Unites; equal to 1/60 of the luminous intensity per square centimeter of a black body radiating at the temperature of 2,046 degrees Kelvin • Syn: ↑candle,… …   Useful english dictionary

• Standard candle — Candle Can dle, n. [OE. candel, candel, AS, candel, fr. L. candela a (white) light made of wax or tallow, fr. cand[ e]re to be white. See {Candid}, and cf. {Chandler}, {Cannel}, {Kindle}.] 1. A slender, cylindrical body of tallow, containing a… …   The Collaborative International Dictionary of English

• violle standard — ˈvyȯl noun or violle ( s) Usage: usually capitalized V Etymology: after Jules Violle died 1923 French physicist : a photometric unit that is the luminous intensity of a square centimeter of platinum at the temperature of solidification and… …   Useful english dictionary

• waidner-burgess standard — |wīdnər|bərjə̇s noun Usage: usually capitalized W&B Etymology: after Charles W. Waidner died 1922 and George K. Burgess died 1932 American physicists : a unit of luminous intensity equal to the luminous intensity of one square centimeter of ideal …   Useful english dictionary

• Cosmic distance ladder — * Light green boxes: Technique applicable to star forming galaxies. * Light blue boxes: Technique applicable to Population II galaxies. * Light Purple boxes: Geometric distance technique. * Light Red box: The planetary nebula luminosity function… …   Wikipedia

• History of candle making — Candle making was developed independently in many countries throughout history. The earliest known candles were made from whale fat by the Chinese, during the Qin Dynasty (221–206 BC). In early China and Japan, tapers were made with wax from… …   Wikipedia

• Extragalactic distance scale — The extragalactic distance scale is a series of techniques used today by astronomers to determine the distance of cosmological bodies (beyond our own galaxy) not easily obtained with traditional methods. Some procedures utilize properties of… …   Wikipedia

• Supernova — This article is about the astronomical event. For other uses, see Supernova (disambiguation). Multiwavelength X ray, infrared, and optical compilation image of Kepler s supernova remnant, SN 1604. A supernova is a stellar explosion that is more… …   Wikipedia

• Dark energy — Not to be confused with dark matter, dark fluid, or dark flow. Physical cosmology …   Wikipedia