Onthuen (world)

Onthuen/Serrken (Ngathksirz 2737)
Classic Era (1116)	E9AA000-0 Starport E Frontier - no facilities Size 9 Large (14,400 km, 1.03g - 1.33g) Atmosphere A Exotic Hydrographics A Water World 100% 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	A9 Ib F7 V
Planetoid Belts	3
Gas Giants	2

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Jump map from Travellermap.com

Onthuen is a barren fluid world with oceans consisting of heavily contaminated water or a substance such as ammonia, methane, hydrocarbons, or other exotic liquid.

• This world has no overt population, government, or law level.
• This world could be populated if anyone had an inclination to do so...
• It is a member of the Empire of Varroerth in the Serrken Subsector of Ngathksirz Sector, which is part of the Vargr Extents.

• The mainworld orbits the secondary star.
• This is a hot world, with a climate of high temperatures.
• This world has a Vargr Corsair Base.

Description (Astrography & Planetology)

Onthuen is a binary star system.

• The primary is an extremely unstable blue-white supergiant named Dzaerku.
• The secondary is a white main sequence named Karrugh.

Onthuen has two stars in the star system.

Dzaerku
	Type	Category		Mass (Sol)	Temperature (K)	Luminosity
	A9 Ib	Supergiant		12.2	7100 - 7600	8260
	Unit	Diameter	Safe Distance	Habitable Zone	Jump Shadow	M-Drive Limit
	AU	0.54155	7.53833	72.26 - 117.77	54.155	541.55
	Orbit #	1	6	10	9	13
	Remarks		Turbulent pulsating star. It produces very high levels of EM noise.
Karrugh
	Type	Category		Mass (Sol)	Temperature (K)	Luminosity
	F7 V	Main Sequence (Dwarf)		1.21	6180 - 6280	1.94872
	Unit	Diameter	Safe Distance	Habitable Zone	Jump Shadow	M-Drive Limit
	AU	0.0123	0.1158	1.29 - 2.24	1.23	12.3
	Orbit #	*	0	4	3	7
	Remarks		Approximately 4,700 AU (0.07 light years) from the primary.

System Data

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

• The mainworld, orbiting at the inner edge of Karrugh's habitable zone.
• x4 secondary rocky worlds.
• x3 planetoid belts.
• x2 gas giants.

Mainworld Data

The mainworld orbits within the secondary star's Habitable Zone.

• It lies within the zone's warmer inner H+ region
• It receives higher levels of stellar energy.

Mainworld Size (S)

Onthuen is a Big World between 13,600km and 15,200km in diameter. The world has a standard gravity between 1G and 1.3G. The horizon will appear about 5.4km away. Vessels with only 1G of thrust should avoid landing on this world.

Mainworld Atmosphere (A)

Onthuen has an Exotic Atmosphere and possesses an unusual gas mix which requires the use of oxygen tanks. Additionally, protective suits, while not necessary, are recommended. TL–8 or more advanced survival gear is required to settle this world.

• It experiences high temperatures.

Mainworld Hydrosphere (H)

Onthuen has 95-100% of its surface covered by liquid water with only a few islands and archipelagos. Wilderness refueling is possible. Such worlds are Water Worlds or Ocean Worlds.

Mainworld Geography and Topography

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

(Blank map, exotic world.)

History & Background (Dossier)

World Starport (St)

Onthuen has a Class E Starport, a frontier quality installation with few expected amenities. There is unrefined fuel for starships and a limited variety of ship provisions. There is no shipyard of any kind, but there may be parts and technical support for doing minor services and repair. Ports of this classification generally consist of a downport.

• The world is the site of an abandoned Vargr Corsair Base.

World Demographics (P)

Onthuen is unpopulated.

World Technology Level (T)

Onthuen possesses a Tech Level of TL–0.

• The world has no technological base.

World Government (G)

Onthuen has no government or ruling authority of any kind.

World Law (L)

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

Trade Data

• Importance: -3 (very unimportant)

World Economy

• Resources: 8 (moderate)
• Labor: 0 (unpopulated)
• Infrastructure: 0 (non-existent)
• Efficiency: -3 (poor)

World Culture

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

World Timeline

Major events that have affected this world and the wider region that it lies within:

• -3810: the Vargr discover jump technology and begin an era of expansion.
• -3700s onwards: waves of Vargr settle worlds across the region.
• -2404 to -2215: the human Interstellar Wars rage to rimward.
• -1776 to 0: the Long Night. There is widespread regression within the area and some worlds become barren.
• -1700 onward: Vargr expansion and settlement gradually ceases.
• -1658: the Sack of Gashikan, an atrocity known throughout the coreward parts of Charted Space.
• -1483 to -321: the Gashikan Race Wars rage between human and Vargr extremists across the Extents.
• -1427: the Wolvesbane plague is released in Gashikan Sector, decimating Vargr populations.
• The Year 0: to rimward, the Third Imperium is founded.
• circa 26: the Empire of Varroerth is founded.
• 175 to 191: the Julian War.
• 300 to 420: the Imperial First Survey charts the world.
• 995 to 1065: the Imperial Second Survey charts the world.
• 1065: the Second Survey is published. Information about the world becomes widely available.

References & Contributors (Sources)

This article is missing content for one or more detailed sections. Additional details are required to complete the article. You can help the Traveller Wiki by expanding it.

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 Mongoose Publishing or by permission of the author. The page history lists all of the contributions.

• John Harshman, Marc Miller, Loren Wiseman. Classic Traveller Supplement 8 Library Data (A-M), (Game Designers Workshop, 1981), various pages. (Library data entries)
• John Harshman, Marc Miller, Loren Wiseman. Classic Traveller Supplement 11 Library Data (N-Z), (Game Designers Workshop, 1982), various pages. (Library data entries)
• J. Andrew Keith, Marc Miller, John Harshman. Classic Traveller Vargr (Game Designers Workshop, 1984), IBC. (Sector named but no world data provided)
• James Holden, Joe D. Fugate Sr., Terrance McInnes. Vilani & Vargr (Digest Group Publications, 1990), pages 11, 48, 49. (Dot maps and charts indicating the location of the world and its political allegiance)
• David Burden, Stuart Dollar, Andy Lilly, Joseph Walsh. T4 Aliens Volume 1 (Imperium Games, 1998), pages 91-182. (The Vargr)
• David L. Pulver. GURPS Traveller Alien Races 1 (Steve Jackson Games, 1998), pages 64-99. (The Vargr)
• Simon Beal. Mongoose Traveller: Vargr, (Mongoose Publishing, 2009), various pages. (Background for the Windhorn Rift region)
• Author & Contributor: John G. Wood (Generated data)