Entrus was a planet in Trax sector. It was a temperate world scattered with many islands. Gambling resorts were built upon the hundreds of islands on the planet, resulting in underwater cities and repulsorlift platforms filling the oceans and skies. The cities were densely populated with entertainment complexes sometimes towering hundreds of meters. It contained the Alliance to Restore the Republic's Trax Sector Command for the Trax sector. The base only had a small number of personnel of less than 25 strategists and planners.