Join The Fan Lab, a private Fandom research community for users in the US and UK where you will be asked to share your opinions on all things gaming and entertainment! Click here to see if you qualify
Pillar of Autumn
The Pillar of Autumn was a Halcron class cruiser that was commanded by Jacob Keyes. The Pillar of Autumn escaped from Reach and it slip-spaced to Halo. It crashed on Halo and was latter destroyed by the Master Chief to stop the Flood from escaping from Halo and the activation of Halo.