>>110176411There are a few anthologies and collections, including a Kirby book that has some sci-fi stuff (pic related) that you can find on read comic sites or for download here:
DC Comics Presents - The Jack Kirby Omnibus Sampler (2011) (digital) (Minutemen-Mookie)
https://www.sendspace.com/file/hv5fdnAnd there are a few others, just look for science fiction, silver age. A few are not owned by anyone so all you will be able to find are scans, you might as well download those and enjoy them!
