Moriturus

Moriturus is an ex-planet in the Unicron Trilogy continuity family. We salute you.

Moriturus is a planet that was consumed by the Unicron Singularity. Red Alert reported on its destruction to Optimus Prime from a remote station shortly before the decision was made to evacuate the population of Cybertron to Earth.

Moriturus was uninhabited prior to its destruction.

From Teletraan I: The Transformers Wiki, a Wikia wiki.