The ship was involved in an engagement in the 18 Scorpii system. During the battle, the ship was moderately damaged. She, and the other two ships in the Battle Group (UNSC Io and UNSC Thermopylae) were saved from certain destruction by the arrival of Insurrectionist forces.
- The ship is named after Seattle, a large port city in the United States of America.
- Halo: Evolutions - Essential Tales of the Halo Universe
- ↑ Halo: The Fall of Reach, "What those critics forgot was that a UNSC Destoyer sported 2 MAC guns, 26 oversized Archer missile pods and 3 nuclear warheads. Only seven meters longer than a frigate. No single ship fighters. Almost as heavy than 2 frigates combined mass.", page 139
- ↑ Halo: Evolutions - Essential Tales of the Halo Universe, The Impossible Life and the Possible Death of Preston J. Cole