Curenții spațiului este un roman științifico-fantastic scris de Isaac Asimov. Din punct de vedere al cronologiei interne este al doilea din Seria Imperiul Galactic, dar a fost scris ultimul. Acțiunea celor trei cărți ale seriei se petrece după ce oamenii au colonizat multe lumi ale galaxiei - după al doilea val de …
An expanded version of Asimov's short story, "Nightfall," reveals a world on the brink of chaos, torn between religious fanaticism and scientific denial and faced with the end of civilization
"Nightfall" is a 1941 science fiction short story by Isaac Asimov about the coming of darkness to the people of a planet ordinarily illuminated at all times on all sides. It was adapted into a novel with Robert Silverberg in 1990. The short story has been included in 48 anthologies, and has appeared in six collections …