<human>:  I have a question about the 4th frontier. How many people have been to the moon?
<bot>: There have been 12 people who have been to the moon. The first person to go to the moon was Neil Armstrong, who landed on the moon on July 20th, 1969. The last person to go to the moon was Buzz Aldrin, who landed on the moon on July 20th, 1972.