5 *****
- Os filhos da Terra (Earth’s Children) – Jean M. Auel
- Fundação (Foundation) – Isaac Asimov
- Odisseia no espaço (A space odyssey) – Arthur C. Clarke
- Forever war – Joe Haldeman
- Elevação (Uplift universe) – David Brin
- Rama – Arthur C. Clarke
4 ****
- O quarto mundo (The fourth realm) – John Twelve Hawks
- Lucky Starr – Isaac Asimov
- Leviatã (The leviathan trilogy) – Scott Westerfeld
- Os Jogos da Fome (The Hunger Games) – Suzanne Collins
- Engenhos mortíferos (Mortal engines quartet) – Philip Reeve
- Os tripodes (Tripods) – John Christopher
- The ragged astronauts / Land and overland – Bob Shaw
- Darkover – Marion Zimmer Bradley
3 ***
- Heechee – Frederik Pohl
- Lensman – E. E. ‘Doc’ Smith
- Uglies – Scott Westerfeld
- Avalon – Marion Zimmer Bradley
- Childe Cycle – Gordon R. Dickson
- Batalha no Espaço – Galactica – Glen A. Larson
2 **
- Gato (Cat) – Joan D. Vinge
- Mundo do rio (Riverworld) – Philip José Farmer
- First North Americans – W. Michael Gear / Kathleen O’Neal Gear
- As cidades do céu (Cities in flight) – James Blish
- Morgaine – C. J. Cherryh
1 *
- Depois de tanto saber (After such knowledge) – James Blish