Astroengineering: Difference between revisions

From Halopedia, the Halo wiki

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===Types===
===Types===
The Forerunners used a variety of different concepts in their constructions, each unique in many ways, offering their own advantages and disadvantages.
The Forerunners used a variety of different concepts in their constructions, each unique in many ways, offering their own advantages and disadvantages.


====[[Wikipedia:Orbital (The Culture)|Orbitals]]====
====[[Wikipedia:Orbital (The Culture)|Orbitals]]====
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[[Image:Delta Halo.jpg|thumb|200px|[[Delta Halo]], the second Halo discovered by the UNSC and the Covenant.]]
[[Image:Delta Halo.jpg|thumb|200px|[[Delta Halo]], the second Halo discovered by the UNSC and the Covenant.]]
The Halo Installations are planet-sized artificial worlds, shaped like a ring. The interior surface contains a breathable atmosphere and seemingly natural terrain, including oceans, lakes, mountains, forests, and tundras. Underneath this is a support layer, upon which this terrain has been put in place, consisting of a vast grid network of metallic plates that provide the base. Though centrifugal forces may provide at least some of a Halo installations gravity, it also uses artificial gravity generators to generate [[Earth]]-like gravity.<ref>''[[Halo: The Flood]]'', pg. 14</ref>
The Halo Installations are planet-sized artificial worlds, shaped like a ring. The interior surface contains a breathable atmosphere and seemingly natural terrain, including oceans, lakes, mountains, forests, and tundras. Underneath this is a support layer, upon which this terrain has been put in place, consisting of a vast grid network of metallic plates that provide the base. Though centrifugal forces may provide at least some of a Halo installations gravity, it also uses artificial gravity generators to generate [[Earth]]-like gravity.<ref>''[[Halo: The Flood]]'', pg. 14</ref>


The exact size of a Halo seems to vary. [[Alpha Halo]] has a diameter approximately equal to that of [[Earth]]<ref>''[[Halo: The Flood]], pg. 13</ref>, but [[Delta Halo]] was described as being only as large as a moon<ref>''[[Halo: Ghosts of Onyx]]'', pg 188</ref>. Because these are the only two known Halo Installations, it remains to be seen whether these are standard sizes or whether each Installation is different in size and structure.
The exact size of a Halo seems to vary. [[Alpha Halo]] has a diameter approximately equal to that of [[Earth]]<ref>''[[Halo: The Flood]], pg. 13</ref>, but [[Delta Halo]] was described as being only as large as a moon<ref>''[[Halo: Ghosts of Onyx]]'', pg 188</ref>. Because these are the only two known Halo Installations, it remains to be seen whether these are standard sizes or whether each Installation is different in size and structure.


The Halo's were constructed as weapons of mass destruction on a galactic scale, designed to kill all sentient lifeforms in their radius of effect, approximately 25,000 light-years. The exact means by which they do this is unknown, but the fact that the Flood that was imprisoned upon them survived the previous activation<ref>''[[Halo: Combat Evolved]]''</ref> may mean that those on its surface may be immune from the Halo's effect. Their habitability lends further credence to this theory.
The Halo's were constructed as weapons of mass destruction on a galactic scale, designed to kill all sentient lifeforms in their radius of effect, approximately 25,000 light-years. The exact means by which they do this is unknown, but the fact that the Flood that was imprisoned upon them survived the previous activation<ref>''[[Halo: Combat Evolved]]''</ref> may mean that those on its surface may be immune from the Halo's effect. Their habitability lends further credence to this theory.


====Artificial Planets====
====Artificial Planets====