num_pages: 392
description: In At the Edge of Space, Milton O. Thompson, a pilot active in the X-15 program from beginning to end, tells the dramatic story of one of the most successful research aircraft ever flown.
language: English
title: At the Edge of Space: The X-15 Flight Program
titlecomplete: At the Edge of Space: The X-15 Flight Program
genres: Nonfiction, History, Space, Aviation, American History, Technology
ratings_count: 115
publisher: Smithsonian Inst Pr