Hitchhiker’s Guide by Douglas Adams
Hitchhiker’s Guide to the Galaxy
Foundation Series by Isaac Asimov
Foundation
Ender’s Saga by Orson Scott Card
Ender’s Game
Foreigner Universe by C.J. Cherryh
Foreigner:  a novel of first contact
Chaos Walking by Patrick Ness
The Knife of Never Letting Go
The Hungry City Chronicles by Philip Reeve
Mortal Engines
Succession by Scott Westerfeld
The Risen Empire
Uglies Trilogy by Scott Westerfeld
Uglies