From publisher blurb:
Stunners. Robots. Aliens. Skills. Vehicles. Cyberware. Star Sectors. There is a lot of sci fi goodness packed into the 80 pages of this book. Whether you are a player or a Referee, this compendium will add a lot of fun to your White Star role-playing experience!
The Hyperspace Messenger is a series of short supplements designed for use with the White Star role-playing game, though it uses simple conepts which can easily be integrated into any OSR-style science fiction game. This compendium merges six Hyperspace Messengers into one book for easy use at the gaming table, plus adds a seventh chapter containing a Star Sector generation process that quickly builds the foundation for a campaign setting for you and your players to tell your spacefaring tale of daring adventure.