Neil Armstrong memorial service (17 images)

Former Apollo 11 astronaut Buzz Aldrin, left, looks on during a memorial service for astronaut Neil Armstrong at the National Cathedral on September 13, 2012 in Washington. From left, Aldrin, Annie Glenn, wife of Sen. John Glenn, and singer Diana Krall. UPI/ Evan Vucci/Pool

A photograph of Neil Armstrong as a young man is displayed on a table during a memorial service celebrating the life of Armstrong, August 31, 2012, at the Camargo Club in Cincinnati, Ohio. Armstrong, the first man to walk on the moon during the 1969 Apollo 11 mission, died Saturday, Aug. 25. He was 82. UPI/Bill Ingalls/NASA

A photograph of Neil Armstrong as a young man is displayed on a table during a memorial service celebrating the life of Armstrong, August 31, 2012, at the Camargo Club in Cincinnati, Ohio. Armstrong, the first man to walk on the moon during the 1969 Apollo 11 mission, died Saturday, Aug. 25. He was 82. UPI/Bill Ingalls/NASA

U.S. Sen. Rob Portman, R-Ohio, speaks during a memorial service celebrating the life of Neil Armstrong, August 31, 2012, at the Camargo Club in Cincinnati, Ohio. Armstrong, the first man to walk on the moon during the 1969 Apollo 11 mission, died Saturday, Aug. 25. He was 82. UPI/Bill Ingalls/NASA