short period variable stars

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• Variable star — A star is classified as variable if its apparent brightness as seen from Earth changes over time, whether the changes are due to variations in the star s actual luminosity, or to variations in the amount of the star s light that is blocked from… …   Wikipedia

• Stars and planetary systems in fiction — The planetary systems of stars other than the Sun and the Solar System are a staple element in much science fiction. Contents 1 Overview 1.1 The brightest stars …   Wikipedia

• variable star — Astron. a star that varies markedly in brightness from time to time. Also called variable. [1780 90] * * * Star whose observed brightness varies noticeably in intensity. Pulsating variables expand and contract in cycles, pulsating rhythmically in …   Universalium

• Stars named after people — Over the past few centuries, a small number of stars have been named after individual people. It is common in astronomy for objects to be given names, in accordance with accepted astronomical naming conventions. However, most stars are not given… …   Wikipedia

• Mira variable — Mira variables (  /ˈmaɪr …   Wikipedia

• Variable Star — For the astronomical object, see Variable star. infobox Book | name = Variable Star title orig = translator = image caption = author = Robert A. Heinlein Spider Robinson cover artist = Stephan Martiniere country = United States language = English …   Wikipedia

• Variable speed of light — The variable speed of light (VSL) concept states that the speed of light in a vacuum, usually denoted by c , may not be constant in some cases. In most situations in condensed matter physics when light is traveling through a medium, it… …   Wikipedia

• Cepheid variable — This article is about a class of pulsating stars. For the similarly named constellation, see Cepheus (constellation). Cepheids redirects here. For the fictional species, see Blind Alley . A Cepheid (  /ˈs …   Wikipedia

• Beta Lyrae variable — Beta Lyrae variables are a class of close binary stars. Their total brightness is variable because the two component stars orbit each other, and in this orbit one component periodically passes in front of the other one, thereby blocking its light …   Wikipedia

• Algol variable — Algol variables or Algol type binaries are a class of eclipsing binary stars. When the cooler component passes in front of the hotter one, part of the latter s light is blocked, and the total brightness of the binary, as viewed from Earth,… …   Wikipedia

• RS Canum Venaticorum variable — RS Canum Venaticorum variables are a type of variable star. They are close binary stars having active chromospheres which result in variations in their observed luminosity. The period of variations is, in general, close to the rotational period… …   Wikipedia