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- UNSC Pillar of Autumn, the Halcyon-class light cruiser commanded by Captain Jacob Keyes.
- The Pillar of Autumn (music), a music track of Halo: Reach Original Soundtrack.
- The Pillar of Autumn (Halo: Combat Evolved level), the first level of Halo: Combat Evolved.
- The Pillar of Autumn (Halo: Reach level), the tenth level of Halo: Reach.
- UNSC Pillar of Autumn (Autumn-class), the lead ship of the new Autumn-class heavy cruiser line.
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