Zeta Halo project - Halopedia, the Halo wiki

The Zeta Halo project or Zeta Halo operation was a Unified Earth Government initiative to study, decommission, and occupy Installation 07, the fourth Halo ring to be discovered by modern humanity. Overseen by Doctor Bob Casper, it involved both a scientific outpost and a large military presence. The

Heatwave - Weapon - Halopedia, the Halo wiki

Installation 07 - Halopedia, the Halo wiki

Installation 07 - Halopedia, the Halo wiki

TAC attachments - Halopedia, the Halo wiki

Xalanyn - Species - Halopedia, the Halo wiki

United Nations Space Command - Halopedia, the Halo wiki

Danielle-327, Spartan UNSC Wikia

Halo Infinite - Game - Halopedia, the Halo wiki

Armor customization (Halo Infinite) - Halopedia, the Halo wiki

Installation 07 - Halopedia, the Halo wiki

Installation 07, Halo Alpha

Cortana (Halo) - Wikipedia