On July 20,2019, it will have been 50 years since a human being first stepped foot on another world. On that day half a century ago, or Neil Armstrong assign his boot on the surface of the Moon,splitting all of history into a time before humans ventured to other worlds, and a time after.
The effort took the better piece of a decade to achieve, and but that first mission on the lunar surface only lasted less than a day,and the two astronauts themselves only ventured out for about two and a half hours.
Source: blastr.com