what was his profession before taking his space voyage ?
A naval aviator, test pilot, and university professor.
Neil Armstrong
. He was also a naval aviator, test pilot, and university professor.

what is an electron? The electron is a subatomic particle. where can they be applied? In electronics, welding, cathode ray tubes, electron microscopes. any scientists who were involved in the research of it? Richard Laming. did he name it? No, but George Johnstone. what are his other research works? He made significant contributions to cosmic physics and to the theory of gases and estimated the number of molecules in a cubic millimetre of gas. what was his profession? He was professor of physics at Queen's College Galway. how was he honored for his scientific contributions? Craters on Mars and the Moon are named in his honour. what is the planet otherwise called as? Red Planet. why is it so? Due to the effect of the iron oxide prevalent on Mars's surface, which gives it a reddish appearance. any spacecraft that had visited the planet? Mariner 4 and Viking 1. who launched the former? NASA. when was it done? On 28 November 1964. which other programs have the agency been involed? They sent the first Americans into low Earth orbit (LEO) and Apollo program. what is the latter? Program that succeeded in landing the first humans on the Moon. when did it happen? From 1969 to 1972. which spacecraft was used ? Apollo 11. who travelled in it? Neil Armstrong, Buzz Aldrin and Michael Collins. who among them takes the pride of setting foot first? Neil Alden Armstrong.
wiki:25681861
Neil Armstrong [SEP] Introduction
Armstrong was forced to bail out. After the war, he completed his bachelor's degree at Purdue and became a test pilot at the National Advisory Committee for Aeronautics (NACA) High-Speed Flight Station at Edwards Air Force Base in California. He was the project pilot on Century Series fighters and flew the North American X-15 seven times. He was also a participant in the U.S. Air Force's Man in Space Soonest and X-20 Dyna-Soar human spaceflight programs. Armstrong joined the NASA Astronaut Corps in the second group, which was selected in 1962. He made his first spaceflight as command pilot of Gemini 8 in March 1966, becoming NASA's first civilian astronaut to fly in space.