CREATE TABLE table_70420 ("Name" CLOB, "Born" CLOB, "Age at first step" CLOB, "Mission" CLOB, "Lunar EVA dates" CLOB, "Service" CLOB)

The Apollo astronaut who was 38y 9m 7d when first stepping on the moon is who?
SELECT "Born" FROM table_70420 WHERE "Age at first step" = '38y 9m 7d'
SELECT "Born" FROM "table_70420" WHERE "Age at first step" = '38y 9m 7d'