🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.1

Radius: 10.8

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.46 AU - 0.66 AU

Year: 295 Days

Day: 7.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 73,769,255 km

• M1: 134,339 km (0.096 R)
• M2: 624,721 km (0.039 R)
• M3: 967,898 km (0.116 R)
• M4: 1,330,823 km (0.116 R)
• M5: 1,704,369 km (0.105 R)
• M6: 2,163,335 km (0.11 R)
• M7: 2,577,422 km (0.103 R)
• M8: 3,234,904 km (0.073 R)
• M9: 3,651,086 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851.5

Radius: 14.1

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.74 AU - 3.82 AU

Year: 4176 Days

Day: 13.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,769,255 km

• M1: 175,628 km (0.099 R)
• M2: 817,104 km (0.096 R)
• M3: 2,220,780 km (0.074 R)
• M4: 3,379,865 km (0.091 R)
• M5: 3,838,981 km (0.097 R)
• M6: 4,292,711 km (0.095 R)
• M7: 5,282,151 km (0.091 R)
• M8: 6,607,140 km (0.075 R)
• M9: 8,743,846 km (0.099 R)
• M10: 9,413,745 km (0.111 R)
• M11: 10,504,463 km (0.085 R)
• M12: 11,491,809 km (0.092 R)
• M13: 13,965,560 km (0.046 R)
• M14: 15,838,675 km (0.062 R)
• M15: 16,302,727 km (0.082 R)
• M16: 21,811,519 km (0.11 R)
• M17: 22,531,833 km (0.12 R)
• M18: 22,971,651 km (0.071 R)
• M19: 24,788,367 km (0.066 R)
• M20: 26,862,841 km (0.12 R)
• M21: 27,357,561 km (0.117 R)
• M22: 28,792,354 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.8

Radius: 12

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 5.19 AU - 5.65 AU

Year: 8870 Days

Day: 8.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,769,255 km

• M1: 149,299 km (0.085 R)
• M2: 559,346 km (0.052 R)
• M3: 1,205,908 km (0.106 R)
• M4: 1,730,548 km (0.096 R)
• M5: 2,247,110 km (0.06 R)
• M6: 2,824,857 km (0.071 R)
• M7: 3,338,725 km (0.115 R)
• M8: 3,789,164 km (0.082 R)
• M9: 5,172,945 km (0.083 R)
• M10: 5,812,176 km (0.094 R)
• M11: 6,467,714 km (0.054 R)
• M12: 7,019,431 km (0.107 R)
• M13: 7,967,732 km (0.092 R)
• M14: 9,408,360 km (0.099 R)
• M15: 13,494,027 km (0.111 R)
• M16: 14,520,119 km (0.075 R)
• M17: 17,487,093 km (0.091 R)
• M18: 23,980,389 km (0.11 R)
• M19: 31,711,457 km (0.118 R)
• M20: 34,951,747 km (0.062 R)
• M21: 36,422,145 km (0.109 R)
• M22: 40,462,185 km (0.117 R)
• M23: 41,454,468 km (0.096 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 62.4

Radius: 6.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 7.16 AU - 8.96 AU

Year: 16085 Days

Day: 16.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 73,769,255 km

• M1: 85,121 km (0.111 R)
• M2: 1,835,865 km (0.101 R)
• M3: 2,686,179 km (0.078 R)
• M4: 3,110,738 km (0.089 R)
• M5: 5,494,730 km (0.11 R)
• M6: 8,305,225 km (0.099 R)
• M7: 8,688,644 km (0.055 R)
• M8: 21,822,889 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 606.5

Radius: 7.2

Gravity: 11.7 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 8.07 AU - 10.75 AU

Year: 20291 Days

Day: 24.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,769,255 km

• M1: 89,609 km (0.114 R)
• M2: 426,504 km (0.08 R)
• M3: 928,853 km (0.102 R)
• M4: 1,354,908 km (0.051 R)
• M5: 1,706,912 km (0.111 R)
• M6: 2,370,528 km (0.053 R)
• M7: 4,037,497 km (0.05 R)
• M8: 5,745,605 km (0.032 R)
• M9: 8,086,064 km (0.082 R)
• M10: 9,134,745 km (0.119 R)
• M11: 10,095,014 km (0.091 R)
• M12: 19,133,867 km (0.115 R)
• M13: 22,548,737 km (0.03 R)
• M14: 26,238,120 km (0.093 R)
• M15: 32,051,643 km (0.094 R)
• M16: 35,595,018 km (0.04 R)
• M17: 45,818,836 km (0.107 R)
• M18: 51,160,976 km (0.091 R)
• M19: 54,702,257 km (0.078 R)
• M20: 58,403,607 km (0.055 R)
• M21: 61,678,155 km (0.058 R)
• M22: 64,870,125 km (0.11 R)
• M23: 69,436,300 km (0.102 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 161 - 20,097 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit