Four Day Planet

Set on the planet Fenris, where days and nights each last 1000 hours, the story explores a society that lives mostly underground due to its unique rotation. The narrative centers around a conflict between corrupt politicians and whale hunters, offering a compelling and action-filled sci-fi experience. Originally published in 1961 by H. Beam Piper, this tale combines intrigue and adventure in a richly imagined extraterrestrial setting.