What is the lowest age of an astronaut named Stu Roosa?
CREATE TABLE table_70781 (
    "Name" text,
    "Born" text,
    "Age on mission" real,
    "Mission" text,
    "Mission dates" text,
    "Service" text
)
SELECT MIN("Age on mission") FROM table_70781 WHERE "Name" = 'stu roosa'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What is the lowest age of an astronaut named Stu Roosa? ### Input: CREATE TABLE table_70781 (
    "Name" text,
    "Born" text,
    "Age on mission" real,
    "Mission" text,
    "Mission dates" text,
    "Service" text
) ### Response: SELECT MIN("Age on mission") FROM table_70781 WHERE "Name" = 'stu roosa'