Alien Sci-Fi Books for Young Adults

The Power of Six

By Pittacus Lore, Lore, Pittacus

The Fall of Five

By Pittacus Lore

The Power of Six: Lorien Legacies Book 2 (The Lorien Legacies)

By Lore, Pittacus

The Power of Six: Lorien Legacies Book 2 (The Lorien Legacies)

By Lore, Pittacus

The Rise of Nine: Lorien Legacies Book 3 (The Lorien Legacies)

By Pittacus Lore

I Am Number Four: (Lorien Legacies Book 1) (The Lorien Legacies)

By Lore, Pittacus

The Rise of Nine (The Lorien Legacies)

By Lore, Pittacus

I Am Number Four: (Lorien Legacies Book 1) (The Lorien Legacies)

By Lore, Pittacus

The Hitchhiker's Guide to the Galaxy

By Adams, Douglas

The Hitchhiker's Guide to the Galaxy (The Hitchhiker series)

By Douglas Adams

The Hitchhiker's Guide to the Galaxy: 1/5

By Adams, Douglas

The Power of Six: Lorien Legacies Book 2 (The Lorien Legacies)

By Lore, Pittacus

The Fall of Five: Lorien Legacies Book 4 (The Lorien Legacies)

By Lore, Pittacus

The Fate of Ten: Lorien Legacies Book 6 (The Lorien Legacies)

By Lore, Pittacus

I Am Number Four: (Lorien Legacies Book 1) (The Lorien Legacies)

By Lore, Pittacus

Landscape with Invisible Hand

By Anderson, M. T.

The Hitchhiker's Guide to the Galaxy

By Adams, Douglas, Davies, Russell T.

The Hitchhiker's Guide to the Galaxy: 42nd Anniversary Edition

By Adams, Douglas

I Am Number Four: (Lorien Legacies Book 1) (The Lorien Legacies)

By Lore, Pittacus

The Rise of Nine: Lorien Legacies Book 3 (The Lorien Legacies)

By Lore, Pittacus

The Fall of Five: Lorien Legacies Book 4 (The Lorien Legacies)

By Lore, Pittacus

The Revenge of Seven: Lorien Legacies Book 5 (The Lorien Legacies)

By Lore, Pittacus

The Fate of Ten: Lorien Legacies Book 6 (The Lorien Legacies)

By Lore, Pittacus

United As One: Lorien Legacies Book 7 (The Lorien Legacies)

By Lore, Pittacus

The Hitchhiker's Guide to the Galaxy: Douglas Adams (Pan 70th Anniversary)

By Adams, Douglas

I Am Number Four: The Lost Files: The Legacies: Lore Pittacus (I Am Number Four: The Lost Files, 10)

By Lore, Pittacus

I Am Number Four: The Lost Files: Zero Hour (Lorien Legacies: The Lost Files)

By Lore, Pittacus

I Am Number Four: The Lost Files: Secret Histories (Lorien Legacies: The Lost Files)

By Lore, Pittacus

United As One: Lorien Legacies Book 7: Pittacus Lore (The Lorien Legacies)

By Lore, Pittacus

I Am Number Four: (Lorien Legacies Book 1) (The Lorien Legacies)

By Lore, Pittacus