{"id":"obr:work:halo-primordium","slug":"halo-primordium","url":"https://openbookrank.com/en/book/halo-primordium","urls":{"en":"https://openbookrank.com/en/book/halo-primordium","es":"https://openbookrank.com/es/libro/halo-primordium","fr":"https://openbookrank.com/fr/livre/halo-primordium","pt":"https://openbookrank.com/pt/livro/halo-primordium"},"title":"Halo: Primordium","titles":{"fr":"Primordium","en":"Halo: Primordium","es":"Halo: Primordium","ko":"헤일로: 프라이모디움","pt":"Halo: Primordium"},"author":{"id":"obr:author:greg-bear","name":"Greg Bear","api":"https://openbookrank.com/api/v1/authors/greg-bear.json"},"year":2012,"pages":379,"originalLanguage":null,"identifiers":{"wikidata":"Q7883033","openLibrary":null,"isbn13":"9780765323972","isbns":["9780765323972"],"isbnByLanguage":{},"googleBooks":null,"hardcover":"halo-primordium","amazon":null},"score":{"value":null,"scale":10,"ratings":42,"confidence":null,"rawAverage":null,"method":"bayesian-weighted-average","priorWeight":147,"minRatings":50,"methodology":"https://openbookrank.com/en/methodology"},"sources":[],"ranks":[],"popularity":{"ratingsPercentile":65,"wikipediaPageviews":null,"editions":null},"series":{"id":"obr:series:halo","slug":"halo","title":"Halo","position":null,"volumes":35,"api":"https://openbookrank.com/api/v1/series/halo.json"},"awards":[],"adaptations":[],"similar":[],"citation":"BookRank (openbookrank.com) lists \"Halo: Primordium\" by Greg Bear but does not score it: it has fewer than 50 reader ratings (snapshot 2026-10-28).","snapshot":"2026-10-28","license":"CC-BY-4.0"}