The new Penguin Science Fiction Series (which highlights classics of the genre) includes several works of SF in Translation: check it out here. Trafalgar by Angélica Gorodischer, translated from the Spanish (Argentina) by Amalia Gladhart (6/8/2020) We by Yevgeny Zamyatin, translated from the Russian by Clarence Brown (6/8/2020)
Did you know that some of the most well-known Anglophone speculative fiction authors have also translated SF into English ? I know! So cool! John Brunner- translation from the French The Overlords of War by Gérard Klein (Doubleday and Company, 1973). Sue Burke- translations from the Spanish “Light
World Literature Today dedicated its May 2018 issue to speculative fiction from around the world. It includes fiction by Pierrette Fleutiaux (tr Edward Gauvin), Anne Richter (tr Edward Gauvin), Angélica Gorodischer (tr Amalia Gladhart), and Rodrigo Fresán (tr Cecilia Weddell), as well as a “Translator’s Note” by Edward Gauvin.