Legion of Space Books in Order

Young John Ulnar joins the Legion responsible for preserving peace across the colonized Solar System. An alien threat from beyond humanity’s established worlds puts the service’s defenders and the keeper of a powerful secret weapon in danger.

A strange green comet approaches the Solar System with signs of intelligent control. Bob Star and the Legion confront its mysterious occupants while trying to protect the keeper of AKKA and determine whether peaceful contact remains possible.

A pretender to the fallen Purple dynasty establishes a robotic base far from Earth and acquires stolen matter-transporter technology. His plans for conquering the Solar System force the Legion to confront an enemy capable of striking across immense distances.

Jil Gyrel’s father’s missing spaceship returns with only his friend aboard. As the Legion faces horrors from the Hawkshead Nebula and the theft of AKKA, Jil assembles unlikely companions to search for her father and the weapon.