Any of these organs can generate pain, and it is sometimes difficult to pinpoint the exact source of abdominal or pelvic pain. In girls and women, it can stem from the urinary, gastrointestinal or reproductive system.
The first human-made object to reach the surface of the Moon was the Soviet Union 's Luna 2 mission, on 13 September 1959. The United States' Apollo 11 was the first manned mission to land on the Moon, on 20 July 1969.
The Moon landings in historical perspective. By Martin McLaughlin. 20 July 1999. Thirty years ago--at 4:17 p.m., American Eastern Daylight Time, July 20, 1969--Neil Armstrong and Edwin (Buzz) Aldrin became the first men to land on the Moon. The astronauts of Apollo XI were followed by ten more, in the series of six Apollo missions that made successful landings on the Moon.