After the fall of Reach, The Pillar of Autumn, the only surviving human ship, makes a random slip-space jump away from the planet, so as not to lead the Covenant to Earth. When the Autumn drops out of slip-space, they find themselves next to a large, [...]

The game opens just following the events of Halo: Reach, as the Pillar of Autumn exits slipspace near a mysterious ring-shaped space station, called "Halo" by the enemy in the game, the Covenant. A Covenant fleet attacks and heavily damages the Pillar of [...]