Halo Alpha
Halo Alpha
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*Halcyon cruisers also appear to be quite maneuverable as in the Fall of Reach, Cortana rolls the ship {{UNSCShip|Pillar of Autumn}} around to get the majority of the point defense guns to fire on the Seraphs.
 
*Halcyon cruisers also appear to be quite maneuverable as in the Fall of Reach, Cortana rolls the ship {{UNSCShip|Pillar of Autumn}} around to get the majority of the point defense guns to fire on the Seraphs.
 
*In ''Halo: Reach'', during the mission "The Pillar of Autumn", the ending cutscene depicts the ''Halcyon''-class cruiser ''Pillar of Autumn'' leaving Reach via eight atmospheric rocket pods. However, in the book ''Halo: The Flood ''(William C. Dietz, page 40), the book mentions that the ''Halcyon'' cruiser's tonnage is not suitable for planetary use, as the ''Autumn'' was built in a zero-gravity environment.
 
*In ''Halo: Reach'', during the mission "The Pillar of Autumn", the ending cutscene depicts the ''Halcyon''-class cruiser ''Pillar of Autumn'' leaving Reach via eight atmospheric rocket pods. However, in the book ''Halo: The Flood ''(William C. Dietz, page 40), the book mentions that the ''Halcyon'' cruiser's tonnage is not suitable for planetary use, as the ''Autumn'' was built in a zero-gravity environment.
*In the Halo 4: A Hero Awakens trailer six Halcyons are seen escorting the UNSC Infinity at 3.19
+
*In the Halo 4: A Hero Awakens trailer six Halcyons are seen escorting the UNSC Infinity. <ref>[http://www.gamespot.com/ GameSpot] - [http://youtu.be/QULEcokHPQc?t=3m20s Halo 4: A Hero Awakens.]
   
 
==List of appearances==
 
==List of appearances==

Revision as of 18:59, 4 September 2012

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“A dozen Covenant superior battleships against a single Halcyon-class cruiser. Given those odds, I'm content with three... make that four kills.”

The Halcyon-class light cruiser (Pronounced 'hal-see-on') (known as Human Attack Ship class C-II[2] by the Covenant) was a United Nations Space Command cruiser starship classification designed by Dr. Robert McLees in 2510, with a Hull classification symbol of SCS. Their service lives were short due to a unique hull design that was costly both to construct and to maintain, lack of speed and poor armament, and concerns about their tactical viability. They were subsequently replaced by the Marathon-class heavy cruiser. Despite the inherent disadvantages of the design, if upgraded appropriately and handled well, they could be among the most effective, and likely the most expensive, ships in the UNSC Navy.

Background

At 1.17 (a reference to the number 117) kilometers in length and one-third the tonnage of the succeeding Marathon-class cruiser, the Halcyons were the smallest of vessels to be designated and structured as cruisers. Compared to later ships, the original Halcyons were sorely underpowered and under gunned. Their Mark II fusion engines provided but a tenth of the output of modern reactors and their armament consisted of a mere six Archer Missile pods and a single MAC gun. According to Cortana they were somewhat of a joke within the fleet. However, with the right upgrades, a Halcyon-class cruiser can be a formidable foe. During the Fall of Reach, the upgraded UNSC Pillar of Autumn was able to put up a tremendous fight, taking on everything from Covenant frigates to a Covenant carrier and even the Covenant supercruiser and winning all of the fights. In the case of the supercrusier, that was a ship no one had tried to take on and even the Super MACs had failed in destroying, but the Pillar of Autumn was able to destroy, abiet using a lot of ammo just to drop the supercrusier's shields twice and after taking severe damage from two hits from the supercruiser's main weapon which had destroyed ships more powerful than the Pillar of Autumn.

The most noteworthy design feature was a series of internal cross bracings and honeycombs that made the ships surprisingly resistant to battle damage; ships of the class were able to remain operational despite sustaining breaches to all compartments and losing 90% of their armor.[3] The durability of the design was demonstrated by the UNSC Pillar of Autumn when she survived a crash-landing on Installation 04 after taking a tremendous beating at Reach and over the ring. However, while the cruiser was intact, it was damaged beyond repair and could never fly again, although some systems were still online such as the fusion core, the engines, and the self-destruct.[4] Another example of the ship's durability was during the Fall of Reach when the ship took on the Covenant supercruiser and took two hits from the ship's main weapon (one of which severly damaged the reactors) and kept going, eventually destroying the supercrusier when just one shot from that ship was able to take out newer and more powerful warships such as a UNSC carrier.

When the Human-Covenant war erupted in 2525 a number of Halcyon-class cruisers were reactivated from storage and refitted.

Layout

Halcyon-class cruisers are composed of five hexagonal sections mounted onto each other. The bridge is slung underneath one of the forward sections and eight docking bays are distributed throughout the ship. There are also slots for eighteen lifepods on the ships' hull. Because of the low number, these were likely used only as a last resort if Pelicans or other modes of transportation were not available. Lastly, the MAC cannon is visible as a bump on the bow. The speculation that the gun is somewhere else on the ship is proved false in the cut scene at the beginning of the mission, The Maw, where the camera circles the ship, showing the obvious barrel in the 'bump'.

Corridors on the Halcyon-class were segmented by several retractable containment bulkheads. In the event of an emergency, these bulkheads could be closed and affected sections sealed from the remainder of the ship. A potential application of this was during a hostile boarding action, whereas the atmosphere in the sealed sections could be vented via commands from the bridge, asphyxiating enemy troops.

Armories were located throughout the ship, holding a selection of and their requisite ammunition. Eight docking bays allowed a number of Pelican dropships, Longsword Interceptors, Warthogs and Scorpion Tanks to be carried.[5]

A number of service corridors ran the length of the ship. Workers go in and out of the corridors, as seen in Halo: Combat Evolved. Although normally restricted to personnel, they could be accessed by lifts in main engineering or connecting passageways from the docking bays. If necessary, these expansive corridors could permit passage to Warthogs and some sections were large enough to accept Pelicans. The corridors served a secondary purpose of lessening the ship's considerable mass, thereby increasing acceleration.

Specifications

Armament

Known elements of the Halcyon-classes' original armament consisted of the following;

With the outbreak of the Human-Covenant war, Halcyon-class ships were put through extensive refits. At least one ship, the Pillar of Autumn, had the following armament:

  • One upgraded MAC Cannon capable of firing 3 rounds in quick succession
  • 300 Archer Missile Pods which were arranged in thirty columns and ten rows. Each pod contained 26 individual devices, equaling 7800 missiles.[6]
  • Four Shiva Nuclear Warheads. One of these missiles was disguised as a Longsword fighter, which could be remote controlled.
  • Forty 50mm MLA Auto-cannons with overlapping fields of fire for point defense against single ships.

Powerplant

Sublight thrust is provided by nuclear fusion reactions which are channeled to six adjacent exhausts at the ship's exterior stern. There are six exhausts visible, two large and four small (though in Halo: Reach there are fourteen exhausts, two large and twelve small). These engines are likely powered by deuterium-deuterium reactions. The main engine core consists of several underpowered Mark II reactors which provided 10% of modern engine output. The class was also equipped with a standard and typical Slipspace drive for translight speeds. On the refit ships, the reactor system was one of the aspects which was heavily retrofitted.



Ships of the line

Gallery

Trivia

  • Halcyon is derived from the Greek word Alcyone, which means golden or marked by peace and prosperity.
  • Halcyon also a tropical kingfisher of the genus Halcyon, such as the Sacred Kingfisher Halcyon sancta of Australia.
  • Scrapped hulls and frames of several Halcyon-class cruisers can be seen on the Halo: Reach multiplayer map, Boneyard, as well as the campaign level Pillar of Autumn.
  • Halcyon cruisers may or may not be rated for atmospheric deployment; in Halo: Reach, the Autumn was shown to be docked on the planet's surface, but it required the assistance of several small tugboat-like rockets in order to achieve liftoff.
  • The ship is 1170 meters long, which is most likely in reference to John-117's Spartan tag.
  • Halcyon cruisers also appear to be quite maneuverable as in the Fall of Reach, Cortana rolls the ship UNSC Pillar of Autumn around to get the majority of the point defense guns to fire on the Seraphs.
  • In Halo: Reach, during the mission "The Pillar of Autumn", the ending cutscene depicts the Halcyon-class cruiser Pillar of Autumn leaving Reach via eight atmospheric rocket pods. However, in the book Halo: The Flood (William C. Dietz, page 40), the book mentions that the Halcyon cruiser's tonnage is not suitable for planetary use, as the Autumn was built in a zero-gravity environment.
  • In the Halo 4: A Hero Awakens trailer six Halcyons are seen escorting the UNSC Infinity. <ref>GameSpot - Halo 4: A Hero Awakens.

List of appearances

Sources

  1. 1.0 1.1 Halo Encyclopedia, page 251
  2. Halo: The Flood, page 4
  3. Halo: The Fall of Reach, page 238
  4. The Maw (level)
  5. It is unknown how many auxiliary craft and vehicles a Halcyon can embark. The Pillar of Autumn, depending on the in-game cut scenes, missions, and novels, was shown to carry at least: twelve Longswords, seven Pelicans, four Scorpions, and perhaps in excess of forty Warthogs. The Warthog count is partially based on the text of Halo: The Flood, pages 136-138. The docking bays shown in the cut scenes each revealed berths for sixteen Pelicans as well.
  6. Halo: The Fall of Reach, pages 274-275, Captain Keyes mentions performing a fly-by inspection of the starboard shuttle bay and counting Archer Missile Pods thirty across and ten down, making for 300 Archer Missile Pods. The next sentence then reads "Each pod held dozens of missiles."