The Galactic Encyclopedia was a comprehensive compendium. It chronicled virtually every significant detail throughout the explored cosmos. Within this work was an article about lightsabers, noting that Jedi were capable of crafting synthetic lightsaber crystals by utilizing several fundamental substances along with the strength of the Force.
The undertaking's investigative phase commenced soon following the Ruusan campaign, but its development was eventually cut short due to the establishment of the Galactic Empire.