Yrsai (world)
This is a world-system under construction and is currently being input-programmed into the Traveller RPG Wiki.
| Yrsai/Alderamin (Solomani Rim 0511) | |||||||||||||||||||||||||
| Classic Era (1116) | A663A9B-F
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| See also | UWP | ||||||||||||||||||||||||
| System Details | |||||||||||||||||||||||||
| Primary | G0 V M5 V | ||||||||||||||||||||||||
| Planetoid Belts | 0 | ||||||||||||||||||||||||
| Gas Giants | 2 | ||||||||||||||||||||||||
Yrsai is a high-population world with a billion or more sophonts in population size.
- This is a "high technology" world with technology achievements at, near, or over technology standards for Charted Space.
- It is a member of the Third Imperium in the Alderamin Subsector of Solomani Rim Sector in the Domain of Sol.
Description (Astrography & Planetology)
No information yet available.
Binary Solar System
Yrsai Binary Star System Star Name Hierarchy Category Mass (Sol) Temp (K) Luminosity (Sol) Yrsai G0 V
Primary Main Sequence 1.06 5860 - 5930 1.22623 Unit Diameter Min Distance Hab Zone Jump Shadow M-Drive Limit AU 0.0051 0.0918 1.04 - 1.83 0.51 5.1 Orbit # * * 4 1 6 Remarks None Star Name Hierarchy Category Mass (Sol) Temp (K) Luminosity (Sol) Yrsai M5 V
Secondary Main Sequence 0.162 2930 - 3060 0.00171 Unit Diameter Min Distance Hab Zone Jump Shadow M-Drive Limit AU 0.0009 0.0034 0.04 - 0.09 0.09 0.9 Orbit # * * * * 3 Remarks None
IISS GURPS Astrographics Survey
0511 Yrsai (Imperial)
Starport: Class V.
Diameter: 6,100 miles (9,800 km). Gravity: 0.72g.
Atmosphere: Standard oxygen-nitrogen.
Hydrographics: 32%.
Climate: Normal.
Population: 34 billion.
Government: Bureaucracy.
Control Level: 6.
Tech Level: 12.
World Trade Number: 6.5.
System Data
No information yet available.
Mainworld Data
No information yet available.
Mainworld Atmosphere
Yrsai has a pressure of 0.71 to 1.49 atmospheres. A Standard Atmosphere does not require survival gear and will likely be easy for most sophonts to breathe.
Mainworld Geography & Topography
It is a world with two small moons.
Mainworld Map
No information yet available.
Native Lifeforms
No information yet available.
History & Background (Dossier)
Yrsai, originally known as Ushmi (Anglic: Ushmi), is a high-population Imperial world with two small moons, located in Alderamin Subsector of the Solomani Rim.
- At 40 billion, Yrsai is the highest population world in the subsector.
Imperial Landed Nobility
Yrsai, as a member world of the Third Imperium, holds the estates of two members of the Imperial Nobility, who are charged with overseeing the world.
World Starport
TBD has a Class B Starport, a good quality installation which includes all the expected amenities including refined fuel for starships, brokerage services for passengers and cargo, and a variety of ship provisions. There is a shipyard capable of doing annual maintenance, overhauls and most kinds of repair, and construction of non-starships. Most ports of this classification have both a Highport and a Downport.
World Technology Level
TBD possesses a Technology Level of TL–0.
- These worlds often contain a Proto-Sophont species beginning to establish a nascent civilization and society.
- This world is in its Alpha Period and has not yet been interfered with by a higher technology civilization.
- Common Communication technologies for this TL include: Bodily communicative apparati, courier-runners, and smoke signals.
- Common Power Generation technologies for this TL include: Bodily muscle.
- Common Transportation technologies for this TL include:
- Land: Bodily locomotion, riding beasts, and litters or sedan chairs.
- Water: Swimming, rafts, and canoes.
- Air: Typically not available unless a bodily ability.
World Government
TBD has no central government for the world, an Anarchy. The largest governmental structure would be a family, tribe, or single clan. The largest group will be between 50 and 100 individuals, and there may be dozens to hundreds of them. This governmental structure can be stable over long periods of time if the population remains small or geographically separated.
World Law Level
No information yet available.
World Military
No information yet available.
World Economy
No information yet available.
Trade Data
No information yet available.
World Demographics
No information yet available.
World Culture
No information yet available.
World Language/s
No information yet available.
Urbanization
No information yet available.
World Infrastructure
No information yet available.
Historical Data
No information yet available.
World Timeline
No information yet available.
UWP Listing
No information yet available.
References & Contributors (Sources)
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- Board Game: Marc Miller. Imperium (Game Designers Workshop, 1977), TBD.
- Periodical: Classic Traveller Dragon #87 in Article: "Luna: Travellers Guide" - Marc Miller
- Loren Wiseman. Marooned/Marooned Alone (Game Designers Workshop, 1981), TBD.
- Frank Chadwick, Marc Miller. Argon Gambit/Death Station (Game Designers Workshop, 1981), TBD.
- John Harshman. The Solomani Rim (Game Designers Workshop, 1982), TBD. (Supplement 10)
- J. Andrew Keith. Murder on Arcturus Station (Game Designers Workshop, 1983), TBD.
- J. Andrew Keith, William H. Keith Jr.. Nomads of the World Ocean (Game Designers Workshop, 1983), TBD.
- Marc Miller. Signal GK (Game Designers Workshop, 1984), TBD.
- John Harshman, Marc Miller. Solomani (Game Designers Workshop, 1986), 1-48. (Alien Module 6: Solomani) in Article "World Index"
- Peter G. Celella, James Holden. Solomani & Aslan (Digest Group Publications, 1991), TBD. (dotmap provided)
- Marc Miller. Imperial Encyclopedia (Game Designers Workshop, 1987), TBD.
- Gary L. Thomas. "The Trouble With Kids." The Travellers' Digest 13 (1989): 21-22.
- Kevin Knight. Traveller Chronicle 10 (Sword of the Knight Publications, 1996), TBD.
- Kevin Knight. Traveller Chronicle 11 (Sword of the Knight Publications, 1996), TBD.
- Kevin Knight. Traveller Chronicle 12 (Sword of the Knight Publications, 1997), TBD.
- Jon F. Zeigler. Rim of Fire (Steve Jackson Games, 2000), 1-144. (GURPS Traveller: Rim of Fire: The Solomani Rim Sourcebook)
- Paul Drye, Loren Wiseman, Jon F. Zeigler. Interstellar Wars (Steve Jackson Games, 2006), TBD.
- David L. Pulver. Solomani Rim (Mongoose Publishing, 2012), TBD.
- EXTERNAL LINK: The Zhodani Base
- Traveller Wiki Editorial Team
- Author & Contributor: Lord (Marquis) and Master of Sophontology Maksim-Smelchak of the Ministry of Science
- ↑ "Jump Map API" and map location from Travellermap.com