Ilum was the ice planet home to many of the Adegan crystals used in the construction of Jedi lightsabers. Long ago, the caverns containing the crystals were turned into a magnificent Jedi temple. Because of this sacred temple Ilum has always been left off of starcharts and kept hidden.

Lehon, also referred to as Rakata, Rakata Prime, and the Unknown World, was the homeworld of the Rakatan species and the capital of their Infinite Empire. It was a tropical world that inhabited a remote and relatively unknown corner of the Galaxy. Its surface was largely covered by oceans which were dotted by numerous clusters of islands.

Malachor V’s original terrain and climate is unknown, but what is known is that following the Battle of Malachor V, it became a twisted wasteland covered with jagged cliffs and plagued by constant lightning storms. The planet was completely destroyed at the end of the Jedi Purge, leaving nothing more than a dark and twisted debris field.

The surface of Naboo was covered by dense swamps, rolling grass plains, seas and verdant hills. The largest mountain chain, the Gallo Mountains, bisected the largest continent and divided the great grass plains of the north from the Lianorm Swamp in the south. Underneath the planet's surface was a tremendous maze of passages and caves, and home to the native Gungans.

Raxus Prime is a waste covered planet packed with toxic debris and a poisonous surface. It has long been used as a galactic junkyard, with the remains of countless starships, stations, equipment, and other useless items. At one point during the Great Sith War, it was a battleground between Republic and Sith forces.

Taris was a city world, whose grandeur was once said to rival the galactic capital Coruscant itself. However, during the Jedi Civil War, Darth Malak bombarded the surface of the planet. Taris's cities were annihilated during the Sith's orbital bombardment. Though it was believed some people in both the Undercity and the Lower City might have s survived, the vast majority of the inhabitants on the world's surface were killed.