Orionis is the name of the inhabitants of the planet Orieon just as earthlings are inhabitants of earth; Orieon is a planet orbiting a sun star on the belt of Orion the constellation seen from earth. Orionis is the second book in a series about these people I named Orionis.
The first book, Orieon describes this planet in the constellation of Orion and its inhabitants. The planet is visited by astronauts from earth that develops a friendship with the Orianis and persuades some of the Orianis to go with them in their space ship back to earth. The story begins with four couples and two boys who volunteered to go with the astronauts and are being lifted into the space ship beginning their journey to earth.