"One of the most entertaining ... science fiction authors of the 20th Century" - Alan Brown, Reactor Magazine"I read this when it was first published and have greatly enjoyed re-reading it" - Amazon Reviewer, 5 stars"A superb novel" - Amazon Reviewer, 5 starsLand and Overland are twin worlds, barely a few thousand miles apart. On Land, humanity faces a threat to its very survival - an airborne species, the ptertha, has declared war on humankind, and is actively hunting for victims. The only hope lies in migration... Through space. To Overland. By hot air balloon.The Ragged Astronauts is the first volume in an epic adventure filled with memorable characters, intense action, engaging notions, exotic locales.