Astroengineering: Difference between revisions
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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==== |