Answer:

SIDEREAL

AnswerCrossword Clue
SIDEREALAstral
SIDEREALDetermined by the stars, as time
SIDEREALStar-related
SIDEREALStarry.
SIDEREALAstral.
SIDEREALMeasured by the stars.
SIDEREALOf the stars.
SIDEREALMeasured against the stars.
SIDEREALPertaining to the stars.
SIDEREALOf the stars
SIDEREALStellar
SIDEREALKind of day, month or year
SIDEREALPertaining to stars
SIDEREALMeasured in relation to the stars