There is 1 unique codex entry in the Achievement: Datacrons section in Kessan's Landing. It is accessible to all players regardless of class or faction.
Scientific Endeavors on Kessan's Landing | Coordinates: -154, 452 | Location: Ord Mantell: Kessan's Landing: Heart of Mount Felo: Abandoned Droid Factory
Scientific Endeavors on Kessan's Landing is obtained from interacting with the +10 Green Endurance datacron.
Codex type: Achievement: Datacrons | Faction: Both | Class: All
Associated Achievement: None