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dark star
dark starn. A star that is normally obscured or too faint for direct visual observation, especially the component of an eclipsing binary star only detectable by spectral analysis or when it is eclipsing its brighter stellar companion.dark star n (Astronomy) an invisible star known to exist only from observation of its radio, infrared, or other spectrum or of its gravitational effect, such as an invisible component of a binary or multiple star dark star
dark star[¦därk ¦stär] (astronomy) A star that is not visible but is a part of a binary star system; in particular, a star which causes, in an eclipsing variable, a primary eclipse. |