September 14: Luna 2 becomes the first man-made object to crash on the Moon.

September 16: The Xerox 914, the first plain paper copier, is introduced to the public.

September 17: The first Navy Navigation Satellite System Transit 1A is launched but fails to reach orbit. - The Hypersonic North American X-15 Research Vehicle, piloted by Scott Crossfield, makes its first powered flight at Edwards Air Force Base, California.

September 23: The M/S Princess of Tasmania (Australia's first passenger RO/RO diesel ferry) makes its maiden voyage across the Bass Strait.

September 25: Ceylon's prime minister S.W.R.D. Bandaranaike is assassinated.

September 26: Typhoon Vera hits central Honshu-, Japan, killing an estimated 5,098, injuring another 38,921, and leaving 1,533,000 homeless. Most of the victims and damage are centered in the Nagoya area. - The first official large unit action of the Vietnam War took place when two companies of the ARVN 23d Division were ambushed by a well-organized Vietcong force of several hundred identified as the "2d Liberation Battalion".

September 30: Soviet Union leader Nikita Khrushchev meets Mao Zedong in Beijing. (source: Wikipedia)