Long Cosmos, A Novel, HarperCollins, Terry Pratchett,Fiction: literary and general non-genre,Fiction, long earth 4;alternate universe;two authors;battle mars;collaboration;the long earth series;future;humor;journey;longstang;mars;pratchett;space travel;toget;valhalla;fantasy;multiverse;parallel universes;trolls;first edition;joshua valiente;beagle;bison;collaborationsci-fi,, Long Earth, United States, en-UShttps://www.harpercollins.comlong earth 4;alternate universe;two authors;battle mars;collaboration;the long earth series;future;humor;journey;longstang;mars;pratchett;space travel;toget;valhalla;fantasy;multiverse;parallel universes;trolls;first edition;joshua valiente;beagle;bison;collaborationsci-fi, [BLURB],[CITY],,books, ebooks, biblet, Book2look