🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.13 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.7

Radius: 9.8

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.09 AU - 2.43 AU

Year: 2304 Days

Day: 13.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 49,351,595 km

• M1: 121,922 km (0.116 R)
• M2: 477,367 km (0.116 R)
• M3: 1,421,928 km (0.111 R)
• M4: 1,858,903 km (0.115 R)
• M5: 2,682,739 km (0.091 R)
• M6: 3,399,761 km (0.111 R)
• M7: 3,748,474 km (0.077 R)
• M8: 4,608,213 km (0.038 R)
• M9: 5,211,391 km (0.084 R)
• M10: 5,718,678 km (0.078 R)
• M11: 6,280,867 km (0.063 R)
• M12: 7,046,957 km (0.095 R)
• M13: 8,110,598 km (0.113 R)
• M14: 8,764,790 km (0.084 R)
• M15: 9,661,180 km (0.068 R)
• M16: 10,054,772 km (0.07 R)
• M17: 10,396,154 km (0.071 R)
• M18: 10,971,657 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.2

Radius: 11.8

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 4.04 AU - 4.06 AU

Year: 5528 Days

Day: 8.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,351,595 km

• M1: 146,905 km (0.038 R)
• M2: 539,899 km (0.11 R)
• M3: 964,308 km (0.12 R)
• M4: 1,462,918 km (0.108 R)
• M5: 2,734,200 km (0.091 R)
• M6: 3,234,904 km (0.11 R)
• M7: 3,650,038 km (0.088 R)
• M8: 4,613,000 km (0.118 R)
• M9: 5,167,410 km (0.113 R)
• M10: 7,983,590 km (0.075 R)
• M11: 8,377,780 km (0.1 R)
• M12: 9,050,821 km (0.106 R)
• M13: 9,559,154 km (0.118 R)
• M14: 11,648,737 km (0.093 R)
• M15: 12,727,787 km (0.097 R)
• M16: 14,181,878 km (0.114 R)
• M17: 18,827,640 km (0.077 R)
• M18: 19,657,310 km (0.11 R)
• M19: 22,504,905 km (0.082 R)

Asteroid Belt

Center: 5.26 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 628.3

Radius: 3.6

Gravity: 48.48 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 6.22 AU - 6.72 AU

Year: 11162 Days

Day: 15.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 49,351,595 km

• M1: 45,029 km (0.083 R)
• M2: 157,377 km (0.114 R)
• M3: 482,453 km (0.057 R)
• M4: 754,422 km (0.043 R)
• M5: 1,253,331 km (0.091 R)
• M6: 1,536,370 km (0.115 R)
• M7: 1,844,093 km (0.084 R)
• M8: 2,047,546 km (0.106 R)
• M9: 3,249,116 km (0.067 R)
• M10: 3,597,530 km (0.115 R)
• M11: 3,888,348 km (0.099 R)
• M12: 4,427,199 km (0.075 R)
• M13: 4,886,614 km (0.068 R)
• M14: 5,276,317 km (0.05 R)
• M15: 6,378,853 km (0.056 R)
• M16: 7,711,920 km (0.112 R)
• M17: 13,795,018 km (0.12 R)
• M18: 14,570,683 km (0.105 R)
• M19: 14,702,778 km (0.062 R)
• M20: 15,171,169 km (0.042 R)
• M21: 18,655,154 km (0.104 R)
• M22: 21,083,277 km (0.066 R)
• M23: 27,349,333 km (0.101 R)
• M24: 29,089,456 km (0.114 R)
• M25: 29,933,337 km (0.118 R)
• M26: 30,685,066 km (0.094 R)
• M27: 32,002,724 km (0.112 R)
• M28: 32,901,808 km (0.106 R)
• M29: 33,587,116 km (0.073 R)
• M30: 34,868,122 km (0.089 R)
• M31: 37,156,820 km (0.093 R)
• M32: 39,929,616 km (0.112 R)
• M33: 40,578,572 km (0.102 R)
• M34: 43,928,667 km (0.097 R)
• M35: 46,166,800 km (0.055 R)
• M36: 48,332,828 km (0.054 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 395.8

Radius: 4

Gravity: 24.74 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 5.43 AU - 8.37 AU

Year: 12293 Days

Day: 16.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,351,595 km

• M1: 92,751 km (0.107 R)
• M2: 220,208 km (0.107 R)
• M3: 410,347 km (0.118 R)
• M4: 863,479 km (0.097 R)
• M5: 1,591,871 km (0.113 R)
• M6: 2,097,213 km (0.034 R)
• M7: 2,482,427 km (0.045 R)
• M8: 4,275,956 km (0.099 R)
• M9: 6,863,102 km (0.075 R)
• M10: 8,000,943 km (0.042 R)
• M11: 9,496,772 km (0.066 R)
• M12: 9,689,903 km (0.103 R)
• M13: 12,216,312 km (0.119 R)
• M14: 17,707,152 km (0.106 R)
• M15: 19,511,751 km (0.029 R)
• M16: 23,923,542 km (0.076 R)
• M17: 25,654,240 km (0.099 R)
• M18: 27,662,142 km (0.113 R)
• M19: 39,163,675 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 138.8

Radius: 7.2

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 9.37 AU - 11.71 AU

Year: 23209 Days

Day: 22.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,351,595 km

• M1: 98,136 km (0.08 R)
• M2: 344,673 km (0.047 R)
• M3: 762,052 km (0.06 R)
• M4: 1,765,105 km (0.108 R)
• M5: 2,349,883 km (0.098 R)
• M6: 3,148,736 km (0.091 R)
• M7: 4,638,731 km (0.119 R)
• M8: 5,571,623 km (0.118 R)
• M9: 5,956,389 km (0.108 R)
• M10: 9,951,849 km (0.108 R)
• M11: 11,660,406 km (0.1 R)
• M12: 12,407,348 km (0.055 R)
• M13: 17,646,565 km (0.091 R)
• M14: 21,038,697 km (0.089 R)
• M15: 22,317,459 km (0.094 R)
• M16: 25,029,070 km (0.041 R)
• M17: 34,004,793 km (0.106 R)
• M18: 37,212,022 km (0.073 R)
• M19: 41,005,824 km (0.103 R)
• M20: 44,633,871 km (0.07 R)
• M21: 45,889,147 km (0.114 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 289 - 15,892 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit