In this collection of novellas set within a richly detailed science fiction world, human colonists on the planet Pern face unexpected challenges as they adapt to their new home. The book chronicles the earliest days of the settlement, including the discovery of the deadly Thread which periodically rains from the sky, decimating all organic matter it touches. The settlers must band together, forging a symbiotic relationship with the native dragon-like creatures to combat this threat. As they struggle to survive and maintain their technology-dependent lifestyle, they lay the foundation for the unique society that will define future generations on Pern.

The 7078th greatest book of all time