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A friendly reminder regarding spoilers! At present the expanded Trek universe is in a period of major upheaval with the continuations of Discovery and Prodigy, the advent of new eras in gaming with the Star Trek Adventures RPG, Star Trek: Infinite and Star Trek Online, as well as other post-57th Anniversary publications such as the ongoing IDW Star Trek comic and spin-off Star Trek: Defiant. Therefore, please be courteous to other users who may not be aware of current developments by using the {{spoiler}}, {{spoilers}} OR {{majorspoiler}} tags when adding new information from sources less than six months old (even if it is minor info). Also, please do not include details in the summary bar when editing pages and do not anticipate making additions relating to sources not yet in release. THANK YOU

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Memory Beta, non-canon Star Trek Wiki
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Alphabetasym

Locator logo showing the galaxy's Alpha and Beta Quadrants.

The Tyrheddans were a type of sentient alien lifeform, a civilization native to a homeworld located somewhere in the galaxy's Alpha or Beta Quadrants. (STA novel: Oblivion)


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This article is a stub relating to an intelligent species or civilization. You can help our database by expanding on it.

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