🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.08 AU - 1.52 AU

Year: 553 Days

Day: 23.3 Hours

Environment

Temp: -27 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 99,505,277 km

• M1: 17,952 km (0.05 R)
• M2: 188,045 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.38 AU - 3.42 AU

Year: 1841 Days

Day: 32.2 Hours

Environment

Temp: -112 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.02 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.6

Radius: 14.5

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 4.58 AU - 5.7 AU

Year: 4344 Days

Day: 12.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 99,505,277 km

• M1: 181,911 km (0.071 R)
• M2: 731,982 km (0.09 R)
• M3: 1,520,064 km (0.108 R)
• M4: 2,717,445 km (0.098 R)
• M5: 3,976,760 km (0.101 R)
• M6: 5,406,018 km (0.103 R)
• M7: 7,122,654 km (0.106 R)
• M8: 8,000,793 km (0.113 R)
• M9: 13,214,279 km (0.087 R)
• M10: 14,020,312 km (0.062 R)
• M11: 14,540,464 km (0.035 R)
• M12: 15,236,094 km (0.092 R)
• M13: 15,786,166 km (0.118 R)
• M14: 17,516,564 km (0.07 R)
• M15: 18,304,496 km (0.06 R)
• M16: 20,278,889 km (0.12 R)
• M17: 21,832,912 km (0.091 R)
• M18: 23,683,736 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.9

Radius: 8.9

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 10.01 AU - 13.19 AU

Year: 14728 Days

Day: 7.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 99,505,277 km

• M1: 110,702 km (0.107 R)
• M2: 945,608 km (0.106 R)
• M3: 1,772,735 km (0.075 R)
• M4: 2,328,640 km (0.077 R)
• M5: 3,181,947 km (0.08 R)
• M6: 4,059,787 km (0.112 R)
• M7: 4,896,937 km (0.088 R)
• M8: 6,362,547 km (0.053 R)
• M9: 8,011,116 km (0.103 R)
• M10: 10,133,610 km (0.106 R)
• M11: 12,848,961 km (0.033 R)
• M12: 13,157,133 km (0.082 R)
• M13: 15,316,578 km (0.028 R)
• M14: 22,744,561 km (0.1 R)
• M15: 30,268,885 km (0.039 R)
• M16: 36,893,079 km (0.086 R)
• M17: 44,002,718 km (0.116 R)
• M18: 47,436,288 km (0.091 R)
• M19: 48,025,404 km (0.068 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 223.6

Radius: 7.2

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 12.25 AU - 14.13 AU

Year: 17858 Days

Day: 23.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 99,505,277 km

• M1: 89,908 km (0.081 R)
• M2: 432,787 km (0.05 R)
• M3: 893,548 km (0.059 R)
• M4: 1,411,905 km (0.113 R)
• M5: 1,738,776 km (0.086 R)
• M6: 2,545,707 km (0.119 R)
• M7: 3,431,476 km (0.09 R)
• M8: 4,191,882 km (0.062 R)
• M9: 5,188,353 km (0.053 R)
• M10: 7,065,956 km (0.073 R)
• M11: 9,069,371 km (0.108 R)
• M12: 11,757,944 km (0.073 R)
• M13: 22,923,331 km (0.088 R)
• M14: 23,905,740 km (0.075 R)
• M15: 37,970,333 km (0.098 R)
• M16: 42,989,192 km (0.062 R)
• M17: 46,006,731 km (0.119 R)
• M18: 47,138,139 km (0.103 R)
• M19: 48,143,138 km (0.048 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 647

Radius: 7.7

Gravity: 10.91 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 17.08 AU - 20.84 AU

Year: 30776 Days

Day: 17.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 99,505,277 km

• M1: 101,727 km (0.067 R)
• M2: 386,411 km (0.107 R)
• M3: 1,228,049 km (0.096 R)
• M4: 1,649,017 km (0.114 R)
• M5: 3,232,511 km (0.107 R)
• M6: 3,603,663 km (0.068 R)
• M7: 4,969,641 km (0.104 R)
• M8: 5,768,793 km (0.038 R)
• M9: 7,200,894 km (0.12 R)
• M10: 7,835,188 km (0.071 R)
• M11: 8,166,099 km (0.109 R)
• M12: 8,621,774 km (0.096 R)
• M13: 9,336,852 km (0.057 R)
• M14: 9,898,592 km (0.115 R)
• M15: 12,898,478 km (0.067 R)
• M16: 13,516,616 km (0.086 R)
• M17: 16,276,847 km (0.057 R)
• M18: 17,647,313 km (0.099 R)
• M19: 19,291,842 km (0.114 R)
• M20: 20,305,517 km (0.108 R)
• M21: 21,783,694 km (0.094 R)
• M22: 22,882,490 km (0.107 R)
• M23: 23,445,577 km (0.106 R)
• M24: 39,890,871 km (0.082 R)
• M25: 44,951,019 km (0.088 R)
• M26: 54,706,745 km (0.092 R)
• M27: 59,438,076 km (0.111 R)
• M28: 61,577,625 km (0.115 R)
• M29: 64,882,392 km (0.058 R)
• M30: 68,071,818 km (0.084 R)
• M31: 75,007,924 km (0.074 R)
• M32: 89,984,914 km (0.108 R)
• M33: 92,518,205 km (0.083 R)
• M34: 95,969,278 km (0.063 R)
• M35: 96,552,710 km (0.086 R)
• M36: 99,505,323 km (0.114 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 12,507 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit