Ollanderssci-fi

Imperium

Shown by first publication year; this may not be reading order.

Cover of Worlds of the Imperium by Keith Laumer

Worlds of the Imperium Keith Laumer · 1986 · Imperium

Cover of The Sword of Jupiter by Travis Starnes

The Sword of Jupiter Travis Starnes · 2021 · Imperium

Cover of The Trumpets of Mars by Travis Starnes

The Trumpets of Mars Travis Starnes · 2022 · Imperium

Cover of The Sands of Saturn by Travis Starnes

The Sands of Saturn Travis Starnes · 2022 · Imperium

Cover of The Depths of Neptune by Travis Starnes

The Depths of Neptune Travis Starnes · 2023 · Imperium

Cover of The Fires of Vulcan by Travis Starnes

The Fires of Vulcan Travis Starnes · 2023 · Imperium

Cover of The Triumph of Venus by Travis Starnes

The Triumph of Venus Travis Starnes · 2024 · Imperium