Xenosophont Gallery

Xenosophonts (Alien Species) in the Orion's Arm Volume

The To'ul'hs The first alien race to be discovered by Humanity

To'ul'hs on the surface of their home planet
Image from Luke Campbell
Beneath the thick clouds of Tohul Prime the surface is almost completely dark, except when lightning briefly illuminates the landscape

The Cthonids

Image from Luke Campbell
A mud-dwelling, subterranean race with mobile accessory bodies

The Silent Ones

Silent One
Image from Steve Bowers
A secretive but advanced race confined to a single planetary system

The Thyresta, an extinct species

Image from Juhomatti Männistö
These creatures wiped themselves out in a nuclear war 3.6 million years ago

The Meistersingers

Image from Steve Bowers
A Meistersinger individual together with some members of its choir.

The Wayfarers

Image from Chris Shaeffer
An amphibious species associated with the Meistersingers

Hildemar's Knots

Hildemar's Knots
Image from Anders Sandberg
A species living on the surface of certain neutron stars

The Muuh

Image from Steve Bowers
A cold temperature slow-living species, with an ancient, decaying empire

The Soft Ones

Soft Ones
Image from Keith Wigdor
A cold-temperature, singlecelled macroscale intelligent species

Kemmerer Joker Leaf-ants

Image from Steve Bowers
Joker Leafants, unlike most animal-like creatures, are not bilaterally symmetrical, but instead show plant-like growth forms.


Image from Steve Bowers
A planet covered in an intelligent grassland xenoecology

The Iahi Daon

Iahi Daon Biology
Image from Aaron Hamilton
A long extinct species (reconstruction)

Related Articles
  • Xenecology - Text by M. Alan Kazlev
    Study and application (in habitat design, biospherics, etc.) of alien (non-terragen) ecologies.
  • Xenobiochemistry
  • Xenobiologist - Text by M. Alan Kazlev
    One who studies non-terragen lifeforms. Most survey and research vessels have at least one Xenobiologist (or equivalent turing- or superturingrade ai or expert system) on board. While some xenobiologists have a generic knowledge that is applied to xenobiota and xenecologies in general, most tend to specialize in an individual world, specific environment or world type, or even a single alien taxon or species.
  • Xenobiont
  • Xenobiota - Text by M. Alan Kazlev
    The totality of non-terragen life on a specific planet or non-terragen ecosystem.
  • Xenologist - Text by M. Alan Kazlev, based on the original by Robert J. Hall
    One who studies non-terragen life-forms, especially sophont non-terragens. Xenologists are responsible for devising first contact procedures and frequently serve in the role of adviser to an alien emissary or contact intelligence. Xenology is a popular and glamorous profession, but the number of aspirants for professional xenologist outweigh by several orders of magnitude the actual vacancies available.
  • Xenomorph - Text by Steve Bowers
    Any Terragen entity using an artificial alien (xenosophont) body for the purposes of cultural contact, exploration or colonisation.
  • Xenophotosynthesis
Appears in Topics
Development Notes
Text by Various Artists

Initially published on 08 February 2010.