caption death_date death_place birth_place nationality birth_date image article_title name occupation
gehrels at spacewatch telescope 1980 's 11 july 2011 tucson , arizona , united states haarlemmermeer , the netherlands dutch-american 21 february 1925 gehrels_at_spacewatch_telescope_1980 's . jpg tom gehrels
 tom gehrels astronomer
tom gehrels

anton m.j. `` tom '' gehrels -lrb- february 21 , 1925 -- july 11 , 2011 -rrb- was a dutch-american astronomer , professor of planetary sciences , and astronomer at the university of arizona , tucson .
