NEW : NASA gives Armstrong 's family an American flag from Johnson Space Center . The space agency chief also relayed portions of a letter President Obama wrote to the Armstrong family , which read , in part , `` Future generations will draw inspiration from his spirit of discovery , humble composure , and pioneering leadership , in setting a bold new course for space exploration . Hundreds attend a memorial ceremony at Washington National Cathedral . Armstrong is remembered as an extraordinary man who shared credit with many . Armstrong , who became the first person to walk on the Moon in 1969 , died on July 25 .
NEW : NASA gives Armstrong 's family an American flag from Johnson Space Center . Hundreds attend a memorial ceremony at Washington National Cathedral . Armstrong is remembered as an extraordinary man who shared credit with many . Armstrong , who became the first person to walk on the Moon in 1969 , died on July 25 .