The Lexicon (Ajax 013)

:Elise-070: "What is this?"
:Ajax-013: "Its a star chart. This red dot is us on The Crucible"
:Kelly-087: "But these dots.... theres got to be at least two dozen, alot near major systems...."
:Ajax-013: "They are more Crucibles"
:Joyeuse: "How do you know?"
:Ajax-013: "Because... The Lexicon told me."
:—Ajax-013, Kelly-087, Elise-070 and Joyeuse upon discovering the Lexicon
The Lexicon is a collection of Precursor star charts and maps displaying all Precursor worlds and facilities.