Robert Anson Heinlein ( /ˈhaɪnlaɪn/ ) July 7, 1907 – May 8, 1988
was an American science-fiction writer, aeronautical engineer, and retired Naval officer.
His first story, “Life-Line,” was published in the action-adventure pulp magazine Astounding Science Fiction. He continued to write for that publication ,along with other notable science-fiction writers ,until 1942, when he began war work as an engineer

My opinions as to the future of Mankind are hedged in by this statement: I think it is necessary for the human race to establish colonies off this planet

  • Robert Anson Heinlein