EntityQ449935· pop 21· linked from 27 articlesDirk BrouwerSign in to saveDutch-American astronomerConnectionsMoonConceptastronomyEntityasteroidEntityRotterdamEntityInternational Standard Book NumberEntitymathematicianEntityNew HavenEntityYale UniversityEntitydigital object identifierEntityastronomerEntityLeiden UniversityEntitycelestial mechanicsEntityWillem de SitterEntityMathematics Genealogy ProjectEntityLuitzen Egbertus Jan BrouwerEntityBruce MedalEntityAmerican Astronomical SocietyEntityQ143149EntityGold Medal of the Royal Astronomical SocietyEntityBrian G. MarsdenEntityCategories1902 births1966 deaths20th-century American astronomers20th-century Dutch astronomersDutch emigrants to the United StatesLeiden University alumniMembers of the United States National Academy of SciencesRecipients of the Gold Medal of the Royal Astronomical SocietyScientists from RotterdamThe Astronomical Journal editorsYale University faculty