From Longman Dictionary of Contemporary Englishstargazerstar‧gaz‧er /ˈstɑːˌɡeɪzə $ ˈstɑːrˌɡeɪzər/ noun [countable] HAROA informal someone who studies astronomy or astrology —stargazing noun [uncountable]
Examples from the Corpus
stargazer• And stargazers who slavishly read those horoscopes are set for the sign of eternal damnation.• As an aggressive, grubby schoolkid and a keen stargazer, I was desperate to be the first to go.• Let your astrologers come forward, those stargazers who make predictions month by month.