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[[Image:DArsay comet.jpg|thumb|The D'Arsay comet.]]A '''rogue comet''' is a general term for an astronomical body that has the characteristics of a [[comet]], but does not have a permanent [[orbit]] around a [[star]]. Instead ,it travels in interstellar [[space]] unless and until perturbed by another object.
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A '''rogue comet''' is a general term for an astronomical body that has the characteristics of a [[comet]], but does not have a permanent [[orbit]] around a [[star]]. Instead, it travels in interstellar [[space]] unless perturbed by another object.
   
Examples of rogue comets include:
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Examples of rogue comets include:
 
*One that passed through the [[Gamma Hydra]] system in [[2267]]. This comet was unusual and produced radiation that caused extremely rapid aging in [[humanoid]]s. The orbit of [[Gamma Hydra IV]] carried the planet directly through the comet's tail, exposing the planet to the radiation. [[James T. Kirk|Kirk]] alerted [[Starfleet]] that the comet was "highly dangerous". ({{TOS|The Deadly Years}})
 
*A magnitude 7 comet that was not associated with any known system but was located near the [[Romulan Neutral Zone]] in [[2266]] may have been a rogue comet. ({{TOS|Balance of Terror}})
 
*A rogue comet infused with [[silithium]] appeared in the [[Gamma Quadrant]] in [[2371]] and entered the [[Bajoran wormhole]] into the [[Alpha Quadrant]]. It played a crucial part in [[Trakor's Third Prophecy]] and was believed to be the [[Sword of Stars]]. ({{DS9|Destiny}})
 
*A rogue comet was encountered by the {{USS|Enterprise|NCC-1701-D|-D}} in [[2370]]. It appeared to have originated in the [[D'Arsay system]] approximately 87 million years previously. The comet's outer shell was composed primarily of [[gas]]eous [[hydrogen]] and [[helium]] surrounding an [[ice|icy]] mantle. The inner core consisted of heavier elements, as well as a cultural archive of a race from 87 million years in the past. The comet's outer shell was vaporized by the ''Enterprise'' in the course of investigating the comet and the archive. ({{TNG|Masks}})
 
*The comet discovered in the [[Delta Quadrant]] by the {{USS|Voyager}} in [[2372]] had an erratic trajectory without any associated stellar or planetary gravitational fields that could account for its motion. The comet was a rogue comet, imprisoning a [[Q (species)|Q]] identified as [[Quinn]]. ({{VOY|Death Wish}})
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*[[Component 37329]] was the temporal designation for a rogue comet the USS ''Voyager'' encountered in [[2374]]. The ship set a course to avoid it, which led them to enter [[Krenim]] space. ({{VOY|Year of Hell, Part II}})
   
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<gallery>
*One that passed through the [[Gamma Hydra system]] in [[2267]]. This comet was unusual and produced radiation that caused extremely rapid aging in [[humanoid]]s. The orbit of [[Gamma Hydra IV]] carried the planet directly through the comet’s tail, exposing the planet to the radiation. [[James T. Kirk|Kirk]] alerted [[Starfleet]] that the comet was "highly dangerous". ([[TOS]]: "[[The Deadly Years]]")
 
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File:D'Arsay comet.jpg|[[D'Arsay]] comet
 
 
File:Silithium comet.jpg|[[Silithium]] comet
*A magnitude 7 comet that was not associated with any known system but was located near the [[Romulan Neutral Zone]] in [[2266]] may have been a rogue comet. ([[TOS]]: "[[Balance of Terror]]")
 
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File:Q comet.jpg|[[Quinn]]'s prison comet
 
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</gallery>
*A rogue comet infused with [[silithium]] appeared in the [[Gamma Quadrant]] in [[2371]] and entered the [[Bajoran wormhole]] into the [[Alpha Quadrant]]. It played a crucial part in [[Trakor's Third Prophecy]]. ([[DS9]]: "[[Destiny]]")
 
 
==External link==
[[Image:Silithium comet.jpg|thumb|The silithium comet.]]
 
*A rogue comet was encountered by the [[USS Enterprise (NCC-1701-D)|USS ''Enterprise'']] in [[2370]]. It appeared to have originated in the [[D'Arsay system]] approximately 87 million years previously. The comet's outer shell was composed primarily of [[gas]]eous [[hydrogen]] and [[helium]] surrounding an [[ice|icy]] mantle. The inner core consisted of heavier elements, as well as a cultural archive of a race from 78 million years old. The comet's outer shell was vaporized by the ''Enterprise'' in the course of investigating the comet and the archive. ([[TNG]]: "[[Masks]]")
 
 
*The comet discovered in the [[Delta Quadrant]] by the [[USS Voyager|Uss ''Voyager'']] in [[2372]] had an erratic trajectory without any associated stellar or planetary gravitational fields that could account for its motion. The comet was a rogue comet, imprisoning a [[Q (species)|Q]] identified as [[Quinn]]. ([[VOY]]: "[[Death Wish]]")
 
 
==External Links==
 
 
*{{wikipedia|Comet}} - discusses comets in general and "single-apparition comets", which are rogue comets that enter the Solar System
 
*{{wikipedia|Comet}} - discusses comets in general and "single-apparition comets", which are rogue comets that enter the Solar System
 
[[Category:Astronomical objects]]
 
[[Category:Astronomical objects]]

Revision as of 18:23, 11 October 2012

A rogue comet is a general term for an astronomical body that has the characteristics of a comet, but does not have a permanent orbit around a star. Instead, it travels in interstellar space unless perturbed by another object.

Examples of rogue comets include:

External link

  • Comet at Wikipedia - discusses comets in general and "single-apparition comets", which are rogue comets that enter the Solar System