Tzieran (world)

Tzieran/Yrgonomi (Astron 0302)
Classic Era (1116)	X100000-0 Starport X No Starport Size 1 Small (1,600 km, 0.05g - 0.09g) Atmosphere 0 Vacuum Hydrographics 0 Desert World 0% Population 0 Barren (0) Government 0 No Government structure Law 0 No Law Tech Level 0 Pre-Industrial (primitive)
See also	UWP
System Details
Primary	M1 V
Planetoid Belts	0
Gas Giants	3

style="width: 220px; height: 250px;"

Jump map from Travellermap.com

Tzieran is a barren vacuum world with no overt population, government, or law level.

• These worldlets warrant hazardous environment precautions.
• Life in a vacuum requires great discipline. After all, it only takes one forgotten seal on a vacuum suit to spell death.
• This world could be populated if anyone had an inclination to do so...
• It is an unclaimed Non-Aligned world located in the Yrgonomi Subsector of Astron Sector.

• This world is a "Twilight Zone World", a planet that is tidally-locked to its star. It has a hot side that permanently faces the star, a cold side that permanently faces away, and a narrow twilight zone in-between.
• Vacuum worlds have no climate, but experience extreme differences in temperature between direct starlight and shade.

Description (Astrography & Planetology)

Tzieran has a solitary primary star.

• It is a red main sequence.

Monostellar System

Tzieran Monostellar System

Star Name	Hierarchy	Category		Mass (Sol)	Temp (K)	Luminosity (Sol)
Tzieran M1 V	Primary	Main Sequence		0.5	3620 - 3660	0.08839
	Unit	Diameter	Min Distance	Hab Zone	Jump Shadow	M-Drive Limit
	AU	0.0023	0.0247	0.31 - 0.59	0.23	2.3
	Orbit #	*	*	1	0	5
	Remarks
	None

System Data

The worlds of the system have been surveyed. They consist of:

• The mainworld.
• x5 secondary rocky worlds.
• x3 gas giants.

Mainworld Data

Tzieran is a Twilight Zone World.

• One side of the world permanently faces towards the star and one side permanently faces away.
• In the narrow region between permanent night and permanent day, the primary star eternally hangs on the horizon.

The mainworld orbits within the inner system.

• It receives very high levels of stellar energy.

• The world orbits deep within the stars Jump Shadow.

Mainworld Size (S)

Tzieran is a Small World between 900km and 2,400km in diameter. The world has very low gravity between 0.05G and 0.09G. The horizon will appear about 2km away.

Mainworld Atmosphere (A)

Tzieran has a pressure of less than 0.001 atmospheres which requires the use of a Vacc Suit. TL–8 or more advanced survival gear is required to settle this world.

Mainworld Hydrosphere (H)

Tzieran has no free-standing water or ice on the surface. Wilderness refueling isn't possible on this world. Water for the inhabitants needs to be imported and extensively recycled. These worlds are classified Desert World or a Hell World depending on their atmosphere.

Mainworld Geography and Topography

No centrally held map of the world exists within AAB Library Data records.

• Locally, detailed maps may be available.
• Verified updated charts are constantly sought.
• Detailed survey data commands premium prices.

(Placeholder chart, vacuum world.)

Native Lifeforms

No native life.

History & Background (Dossier)

Tzieran is a remote and untamed wilderness. In all likelihood, no intelligent being has ever have set foot on its worlds.

• Information about the system is limited.

Traffic within the system is very rare.

• The resources of the system are untapped.
• Commo only picks up natural background noise and static.

Note that social data, though only 40 years old, may be out of date: previously undocumented groups may now inhabit the system and maintain their own culture, forms of government, and systems of law.

• Verified updated data is constantly sought.

World Starport (St)

Tzieran does not have a starport. The Class X Starport is an indication that no starport exists in the system. There are no facilities or services available, and no site marked for landing.

World Technology Level (T)

Tzieran possesses a Tech Level of TL–0.

• The world has no technological base.

World Government (G)

Tzieran has no government or ruling authority of any kind.

World Military

None.

World Law (L)

Tzieran has no law level. No laws of any kind are enforced.

World Economy

• Resources: 6 (few)
• Labor: 0 (unpopulated)
• Infrastructure: 0 (non-existent)
• Efficiency: -5 (extremely poor)

Despite its generally low level of resources, the world has large reserves of specific rare minerals.

Trade Data

• Importance: -3 (very unimportant)

World Demographics (P)

Tzieran is unpopulated.

Urbanization

None.

World Culture

• Homogeneity: 0 (none)
• Acceptance: 0 (none)
• Strangeness: 0 (none)
• Symbols: 0 (none)

World Timeline

• 300-420: the First Survey charts the system.
• 995-1065: the Second Survey charts the system.
• 1065: the Second Survey is published.

References & Contributors (Sources)

This list of sources was used by the Traveller Wiki Editorial Team and individual contributors to compose this article. Copyrighted material is used under license from Far Future Enterprises or by permission of the author. The page history lists all of the contributions.

• Peter G. Celella, James Holden. Solomani & Aslan (Digest Group Publications, 1991), 50, 51. (Sector named, dot map provided locating world)
• Author & contributor: Jo Grant of CORE (generated data) / Geir Lanesskog (refinement of data).
• Author & Contributor: Lord (Marquis) and Master Scout Emeritus Adie Alegoric Stewart of the IISS