From publisher blurb: Stellar and xenobiological hazards were designed as a vehicle for subjecting characters and creatures to the dangers of various dangers that exist when traveling in space. Included in this PDF are such add ons as: Corrosive Cloud Corrosive Membrane Dark Matter Cloud Deep Space Wave Drift Storm Gene Mold Gravitational Fog Magnetic Slime Solar Flares Warp Rust Plus another additional 6 more interesting and unique stellar & xenobiological hazards to use on starships.