Series
Books like United Planets: 9 series to read next
United Planets is science fiction and space opera, set in far future and other star systems. The 9 series below are ranked by how much of that they share — each card says which parts.
United Planets is 12 books, 1960–1978.
- CoDominium
- Known Space
- Ender's Game
- Heaven Chronicles / Zones of Thought
- Foundation
- Old Man's War
- Commonwealth
- Humanx Commonwealth
- Quadrail
- CoDominiumUniverse
universe98 books1971
Military science fiction.
matchedscience fictionfar futureother star systems
- Known SpaceUniverse
universe142 books1964
Science fiction, about aliens, set in far future and other star systems.
matchedscience fictionfar futurealiensother star systemsspace
- Ender's GameUniverse
universe39 books1977
Science fiction, set in far future.
matchedscience fictionfar future
seriesJoan D. Vinge & Vernor Vinge8 books1976
Science fiction and space opera, set in far future and space.
matchedfar futurescience fictionspace operaspace
- Old Man's WarSeries
seriesJohn Scalzi16 books2005
Military science fiction, about war.
matchedadventurousfar futurescience fictionspace operaother star systemsspace
- CommonwealthUniverse
universe12 books2002
Science fiction and space opera, set in far future.
matchedscience fictionfar futurespace opera
- Humanx CommonwealthUniverse
universe39 books1972
Science fiction, adventurous in tone, about aliens, set in far future and other star systems.
matchedadventurousfar futurescience fictionother star systemsaliensspace
- QuadrailSeries
seriesTimothy Zahn5 books2005
Science fiction and space opera, mysterious in tone, about political intrigue and aliens, set in far future and space.
matchedfar futurescience fictionpolitical intriguespace operaaliensspacemysterious
Read next in United Planets
Why these
No sales rank, no star ratings, no readers also bought.
Shared terms are not a promise that a book feels the same. Two series can be far-future political intrigue and read nothing alike — what the ranking can say is what they are about, and each card says which parts it shares.
Questions readers ask
- What should I read after United Planets?
- CoDominium — the closest match to United Planets on what it is about, not on what sells.
- Where do I start with United Planets?
- Planetary Agent X. It is the entry the catalogue recommends for United Planets.
- How big is United Planets?
- United Planets is 12 books, 1960–1978.
- Is United Planets finished?
- Yes — 12 books, 1960–1978.