Star of inconstant brightness
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AnswerCrossword Clue
NOVAStar of inconstant brightness
NOVAStar of changing brightness
magnitudesThe class into which a star falls by virtue of its brightness
supernovasA star that suddenly increases greatly in brightness because of a catastrophic explosion that ejects most of its mass
supernovaeA star that suddenly increases greatly in brightness because of a catastrophic explosion that ejects most of its mass
supernovaA star that suddenly increases greatly in brightness because of a catastrophic explosion that ejects most of its mass
cepheidA variable star having a regular cycle of brightness with a frequency related to its luminosity, so allowing estimation of its distance from the earth
magnitudesThe degree of brightness of a star. The magnitude of an astronomical object is now reckoned as the negative logarithm of the brightness; a decrease of one magnitude represents an increase in brightness of 2.512 times. A star with an apparent magnitude of six is barely visible to the naked eye