Nathan Hystad

Shadows of the Earth (The Token, #2)

Echoes From the Moon (The Token, #1)

After Us (The Abyss, #3)

Before Us (The Abyss, #2)

Below Us (The Abyss, #1)

Dark World (Travelers, #3)

Dark City (Travelers, #2)

Dark Invasion (Travelers, #1)

The Secret Base (The Glass, #3)

The Hidden Space (The Glass, #2)

Survival (From Beyond, #3)

The Realms (The River Saga, #4)

The Other Place (The Glass, #1)

From Beyond (From Beyond, #1)

Signal

New Galaxy (Survivors, #18)

Second Chance (The River Saga, #2)

First Life (The River Saga, #1)

Lost Hope (The Bridge Sequence, #3)

Lost Time (The Bridge Sequence, #2)

Space Strike (Space Race, #3)

Lost Contact (The Bridge Sequence, #1)

Space Battle (Space Race, #2)

Legacy