Alternative journal entry:
A Prothean obelisk was recovered from a volus site in the Shrike Abyssal. Find someone on the Citadel who can use it.
You can also acquire the mission and the artifact if you scan the target planet first.
Walkthrough EditUrla Rast system of The Shrike Abyssal. Scan the planet Talis Fia and recover the artifact with a probe.
Return the artifact to the volus to be rewarded with 5 Reputation and 20,000 credits.
Note: This mission can only be completed after completing Priority: Palaven, which is when the star system will open for travel.