Jules Verne
Isaac Asimov wrote the 4 laws of robotics (law 0 added later).He also wrote or edited over 500 books, mostly Science Fiction.
David Weber is famous for writing various science fiction and fantasy books. He wrote the series of Honor Harrington, Dahak, War God, Safehold, agmonst other novels.
The science fiction genre.
Jules Verne best merits this title. He also wrote stuff such as Michael Strogoff about, essentially, a Czarist IKGB agent, and things like around the world in 80 days which are not science fiction as he described no technics beyond his period. But, he did found the genre of science fiction, and how!
Asimov didn't write just in one genre, but his fiction was largely Science Fiction.
Isaac Asimov
Ray Bradbury wrote science fiction books.
Stephanie Meyer wrote the Twilight series which is fantasy. She also wrote a science fiction book called the Host.
Colin Kapp is a science fiction author. He wrote about Unorthodox Engineers. Coliin Greenwood wrote Take Back Twenty.
Octavia Butler wrote science fiction was very shy and had dyslexia. She became interested in reading science fiction at the public library.
Michael Crichton wrote Timeline. It is a story about time travel. Time travel is considered science fiction.
Isaac Asimov wrote the 4 laws of robotics (law 0 added later).He also wrote or edited over 500 books, mostly Science Fiction.
It was Isaac Asimov!
Arthur C. Clark
Charles Dickens -- and it is not science fiction.
David Weber is famous for writing various science fiction and fantasy books. He wrote the series of Honor Harrington, Dahak, War God, Safehold, agmonst other novels.
H. G. Wells