1. 1 Rendezvous with the Borg Sphere.
2. 2 Stop the Borg forces from approaching the Sphere.
3. 3 Defeat 5 hostiles of level 55 or higher.
4. 4 Supercharge the Sphere's drive with 300M Dilithium.
5. 5 Inspect the rift closer.
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").