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.
A correction to the question - there were 6 moon landings, not 5. The US didn't continue because the Nixon Administration redirected NASA's focus towards building the Space Shuttle, partly due to the public losing interest in the moon landings. The Russians lost interest as soon as the US landed in 1969.