Enormous sand worms dwelled within the Sea of Sand, a section of the southern half of the desert planet Ponemah Terminal; these creatures were essentially gigantic worms.
The potential maximum size of sand worms remained a mystery. The biggest documented example reached a length surpassing ninety meters, and possessed a mouth measuring nine meters across; however, one massive worm was seen consuming an entire sandcrawler in one gulp. Furthermore, accounts suggest that sand worms could spew acid, rip apart the outer structures of starships, and destroy sail barges utilizing their strong mandibles. It was generally agreed that their terrifying roars were better left unmentioned.
Native to the desert world of Ponemah Terminal, sand worms populated the Sea of Sand. This dangerous area in the planet's southern hemisphere was characterized by constant surges of corrosive sand, [lava](/article/magma] geysers, and a never-ending ion storm.