Alastair Preston Reynolds is a Welsh science fiction author, known for his specialization in hard science fiction and space opera. Born on March 13, 1966, he initially pursued a career as a space scientist before turning to writing full-time. His early works appeared in the British SF magazine Interzone in the early 1990s, which led to a successful career in novel writing.

Alastair spent a significant portion of his scientific career working at the European Space Research and Technology Centre (ESTEC) of the European Space Agency (ESA) in the Netherlands. His scientific background heavily influences his fiction, bringing a rich authenticity to his speculative narratives.

He has authored numerous novels, including the notable Revelation Space series, and has published over seventy pieces of shorter fiction. His work has been widely translated and republished, reaching audiences around the globe. He returned to Wales with his wife and continues to write both novels and short stories.

Reynolds' fiction has been adapted into various media, including stage adaptations and animated films, such as Netflix's series Love, Death & Robots. He remains actively involved in the scientific community, collaborating on projects that bridge science and fiction.

His most recent works include MACHINE VENDETTA and upcoming novels like HALCYON YEARS and ABANDONMENT, showcasing his versatility and innovation in science fiction storytelling.