Question: Facts: - death date: 1792-10-22 - birth date: 1725-09-12 - name: guillaume le gentil - birth place: coutances - occupation: french astronomer Based on these bullet points, write a short biography describing the life of guillaume le gentil .
Answer:
guillaume joseph hyacinthe jean-baptiste le gentil de la galaisiere -lrb- coutances , 12 september 1725 -- paris , 22 october 1792 -rrb- was a french astronomer .