🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.2

Radius: 8.7

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.78 AU - 0.98 AU

Year: 570 Days

Day: 13.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 55,098,890 km

• M1: 108,309 km (0.097 R)
• M2: 526,884 km (0.111 R)
• M3: 975,528 km (0.086 R)
• M4: 1,281,605 km (0.061 R)
• M5: 1,834,668 km (0.104 R)
• M6: 2,395,660 km (0.059 R)
• M7: 4,473,724 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.8

Radius: 10.9

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.17 AU - 1.65 AU

Year: 1156 Days

Day: 6.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 55,098,890 km

• M1: 135,835 km (0.082 R)
• M2: 646,263 km (0.067 R)
• M3: 1,070,822 km (0.109 R)
• M4: 1,444,966 km (0.058 R)
• M5: 1,859,053 km (0.12 R)
• M6: 2,788,056 km (0.119 R)
• M7: 3,349,945 km (0.104 R)
• M8: 3,953,124 km (0.067 R)
• M9: 4,756,165 km (0.112 R)
• M10: 5,643,879 km (0.057 R)
• M11: 7,264,173 km (0.042 R)
• M12: 7,981,645 km (0.118 R)
• M13: 8,412,487 km (0.099 R)
• M14: 8,944,307 km (0.085 R)
• M15: 9,557,958 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.6

Radius: 11.6

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.56 AU - 2.52 AU

Year: 2011 Days

Day: 14.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 55,098,890 km

• M1: 144,362 km (0.101 R)
• M2: 1,109,119 km (0.093 R)
• M3: 1,976,487 km (0.109 R)
• M4: 2,820,369 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.1

Radius: 11.8

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.21 AU - 4.63 AU

Year: 5357 Days

Day: 5.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,098,890 km

• M1: 159,172 km (0.046 R)
• M2: 547,528 km (0.104 R)
• M3: 994,826 km (0.093 R)
• M4: 1,533,977 km (0.11 R)
• M5: 2,083,450 km (0.081 R)
• M6: 2,553,935 km (0.117 R)
• M7: 2,999,737 km (0.071 R)
• M8: 4,311,111 km (0.096 R)
• M9: 5,001,057 km (0.1 R)
• M10: 6,440,188 km (0.073 R)
• M11: 8,404,109 km (0.04 R)
• M12: 9,648,913 km (0.04 R)
• M13: 13,372,404 km (0.05 R)
• M14: 14,228,852 km (0.08 R)
• M15: 16,051,253 km (0.098 R)
• M16: 16,834,248 km (0.074 R)
• M17: 18,411,459 km (0.041 R)
• M18: 23,425,979 km (0.1 R)
• M19: 24,512,210 km (0.101 R)
• M20: 25,631,650 km (0.103 R)
• M21: 27,544,409 km (0.075 R)
• M22: 29,729,286 km (0.097 R)
• M23: 30,361,337 km (0.073 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 732.6

Radius: 4.2

Gravity: 41.53 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 5.72 AU - 7.64 AU

Year: 11917 Days

Day: 17.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 55,098,890 km

• M1: 52,210 km (0.095 R)
• M2: 213,177 km (0.103 R)
• M3: 384,018 km (0.055 R)
• M4: 562,039 km (0.104 R)
• M5: 832,363 km (0.087 R)
• M6: 1,042,248 km (0.117 R)
• M7: 1,538,465 km (0.112 R)
• M8: 2,215,844 km (0.062 R)
• M9: 2,728,964 km (0.037 R)
• M10: 3,144,846 km (0.095 R)
• M11: 3,496,551 km (0.115 R)
• M12: 4,368,108 km (0.099 R)
• M13: 4,646,061 km (0.089 R)
• M14: 4,870,308 km (0.11 R)
• M15: 5,480,518 km (0.104 R)
• M16: 6,410,119 km (0.06 R)
• M17: 7,015,991 km (0.084 R)
• M18: 8,247,480 km (0.042 R)
• M19: 10,086,337 km (0.085 R)
• M20: 12,424,253 km (0.111 R)
• M21: 12,856,591 km (0.095 R)
• M22: 13,427,007 km (0.072 R)
• M23: 14,414,802 km (0.106 R)
• M24: 14,618,106 km (0.075 R)
• M25: 14,961,133 km (0.094 R)
• M26: 16,981,602 km (0.1 R)
• M27: 22,088,275 km (0.071 R)
• M28: 23,836,925 km (0.098 R)
• M29: 27,089,482 km (0.101 R)
• M30: 30,625,826 km (0.049 R)
• M31: 32,562,221 km (0.118 R)
• M32: 34,096,945 km (0.067 R)
• M33: 38,337,596 km (0.109 R)
• M34: 38,727,747 km (0.095 R)
• M35: 40,989,218 km (0.064 R)
• M36: 42,083,227 km (0.063 R)
• M37: 43,196,535 km (0.051 R)
• M38: 45,919,216 km (0.105 R)
• M39: 49,981,696 km (0.101 R)
• M40: 52,179,588 km (0.118 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 16,097 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit