1. 1 Approach the rift.
2. 2 Move within the communication range.
3. 3 Defeat 8 hostiles of level 25 or higher.
4. 4 Destroy the Mirror Klingon cruiser.
5. 5 Close the rift with 8K 2* Raw Crystal.
6. 6 Return to Station.

Dashed boxes are real missions from stfc.space's own data that aren't in the stfc.club database yet (usually base-building objectives like "Upgrade Shipyard to Level 20").