If you scan the Ancient Ruins obelisks for data, and have Ruin's artefacts in your SRV hold (like the Tablet or Orb), you may receive data if you got the corresponding mission from Ram Tan (which is automatically acquired though docking at his station).
The Canonn is compiling all data finds. Please complete:
http://elev.it.vgs.no/1002vaan/guardian ... ogical.php