Rancke-Madsen (world)

Rancke-Madsen/Stane (Astron 0838)
Classic Era (1116)	X333000-0 Starport X No Starport Size 3 Small (4,800 km, 0.24g - 0.34g) Atmosphere 3 Vacuum (very thin) Hydrographics 3 Wet World 30% 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	M5 V M5 V
Planetoid Belts	1
Gas Giants	4

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Jump map from Travellermap.com

Rancke-Madsen is a poor, barren world with no overt population, government, or law level.

• This world could be populated if anyone had an inclination to do so...
• It is an unclaimed Non-Aligned world located in the Stane 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.
• Temperatures on the world are uniformly low.

Description (Astrography & Planetology)

Stellar Data

Rancke-Madsen is a binary star system.

• Both are red main sequence stars.

Rancke-Madsen has two stars in the star system.

Rancke
	Type	Category		Mass (Sol)	Temperature (K)	Luminosity
	M5 V	Main Sequence (Dwarf)		0.162	2930 - 3060	0.00171
	Unit	Diameter	Safe Distance	Habitable Zone	Jump Shadow	M-Drive Limit
	AU	0.0018	0.0034	0.04 - 0.09	0.18	1.8
	Orbit #	*	*	*	0	4
	Remarks		aka "Hans's Star"
Madsen
	Type	Category		Mass (Sol)	Temperature (K)	Luminosity
	M5 V	Main Sequence (Dwarf)		0.162	2930 - 3060	0.00171
	Unit	Diameter	Safe Distance	Habitable Zone	Jump Shadow	M-Drive Limit
	AU	0.0018	0.0034	0.04 - 0.09	0.18	1.8
	Orbit #	*	*	*	0	4
	Remarks		aka "Valhalla "

System Data

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

• The mainworld.
• x10 secondary rocky worlds.
• x1 planetoid belt.
• x4 gas giants.

Mainworld Data

Rancke-Madsen 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 star's Habitable Zone.

• It lies within the zone's colder outer H- region.
• It receives relatively low levels of stellar energy.

Mainworld Size (S)

Rancke-Madsen is a Small World between 4,000km and 5,600km in diameter. The world has low gravity between 0.24G and 0.34G. The horizon will appear about 3km away.

Mainworld Atmosphere (A)

Rancke-Madsen has a pressure of 0.10 to 0.42 atmospheres. The very thin pressures require a respirator or Oxygen Mask. TL–5 or more advanced survival gear is required to settle this world.

Mainworld Hydrosphere (H)

Rancke-Madsen has 25-35% of its surface covered by liquid water. It has a few small seas. Wilderness refueling is possible. Water for the inhabitants will be recycled.

• Much of the surface is an arid, hostile environment.

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, predominantly dry world.)

Native Lifeforms

Primitive, specialized native life filling a few specific ecological niches. Its metabolic functions help regulate the process of atmospheric renewal.

History & Background (Dossier)

The system is a frontier, a wild and lonely place that rarely sees visitors. Many of the planets and moons within it have never had an intelligent being visit them.

• Information about the system is limited.
• The resources of the system are largely untapped.

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)

Rancke-Madsen 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)

Rancke-Madsen possesses a Tech Level of TL–0.

• The world has no technological base.

World Government (G)

Rancke-Madsen has no government or ruling authority of any kind.

World Military

None.

World Law (L)

Rancke-Madsen has no law level. No laws of any kind are enforced.

World Economy

• Resources: 6 (poor)
• Labor: 0 (none)
• Infrastructure: 0 (none)
• Efficiency: -5 (extremely poor)

Trade Data

• Importance: -3 (very unimportant)

World Demographics (P)

Rancke-Madsen 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 article has metadata.

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.

• Peter G. Celella, James Holden. Solomani & Aslan (Digest Group Publications, 1991), 50, 51. (Sector named, dot map provided locating world).
• Paul Drye, Hans Rancke-Madsen, Robert Prior. Sword Worlds (Steve Jackson Games, 2004), 75. (Armory Cluster).
• 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