A person who studies stars and the universe.AastronomerBastronautCastrologistDastronogistAnswer: A. astronomer Read Explanation: An astronomer is a scientist who studies stars, planets, galaxies, and the universe using scientific methods.An astrologist studies astrology, which is based on beliefs about the influence of stars on human life, not science.❌ astrologist – not a scientific study of the universe Read more in App