SAM has located logs associated with the start of the kett invasion.
Translated from Tonaizhet:
Specialists identified an isolated station on a mineral-rich lunar world as initial target.
Routine attack: Element of surprise, no major threats. Majority were easily eliminated, providing genetic material for study.
Live specimens were also acquired as a result of an unexpected surrender.
Captured angara prove useful. Cooperation secured in exchange for keeping them alive.
Obtained live blood samples with no resistance.
Volunteered demonstration of bio-energetic field. Applications identified them as prime candidates.
Mention of the center of their civilization: "Aya." Location: Hidden in the Scourge. No maps exist, route learned through experience.
Interrogation ongoing—once complete, recommend transfer to home empire as vassals.