🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.3

Radius: 14

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.15 AU - 1.63 AU

Year: 1075 Days

Day: 6.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,265,181 km

• M1: 174,132 km (0.101 R)
• M2: 935,585 km (0.051 R)
• M3: 1,442,423 km (0.098 R)
• M4: 2,263,416 km (0.089 R)
• M5: 3,055,537 km (0.082 R)
• M6: 3,738,900 km (0.109 R)
• M7: 4,298,695 km (0.05 R)
• M8: 4,946,304 km (0.093 R)
• M9: 6,575,126 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.5

Radius: 9.8

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.83 AU - 2.09 AU

Year: 1800 Days

Day: 11.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,265,181 km

• M1: 122,072 km (0.104 R)
• M2: 559,197 km (0.059 R)
• M3: 948,451 km (0.081 R)
• M4: 1,329,775 km (0.054 R)
• M5: 2,685,431 km (0.118 R)
• M6: 3,312,246 km (0.1 R)
• M7: 4,422,711 km (0.102 R)
• M8: 5,570,426 km (0.076 R)
• M9: 7,030,352 km (0.088 R)
• M10: 7,464,635 km (0.085 R)
• M11: 8,302,831 km (0.095 R)
• M12: 8,643,615 km (0.089 R)
• M13: 9,785,197 km (0.093 R)
• M14: 10,490,401 km (0.098 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 978.2

Radius: 3.8

Gravity: 67.74 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 7.43 AU - 11.53 AU

Year: 19148 Days

Day: 15.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 47,265,181 km

• M1: 47,273 km (0.103 R)
• M2: 388,057 km (0.051 R)
• M3: 702,811 km (0.12 R)
• M4: 828,623 km (0.104 R)
• M5: 1,362,687 km (0.115 R)
• M6: 1,912,758 km (0.118 R)
• M7: 2,955,904 km (0.088 R)
• M8: 3,231,015 km (0.072 R)
• M9: 4,364,219 km (0.073 R)
• M10: 4,575,900 km (0.069 R)
• M11: 4,757,511 km (0.098 R)
• M12: 6,210,256 km (0.059 R)
• M13: 6,615,068 km (0.056 R)
• M14: 7,133,275 km (0.063 R)
• M15: 9,189,498 km (0.112 R)
• M16: 12,222,595 km (0.047 R)
• M17: 15,615,325 km (0.108 R)
• M18: 16,786,676 km (0.058 R)
• M19: 17,747,095 km (0.041 R)
• M20: 35,422,532 km (0.114 R)
• M21: 40,287,155 km (0.089 R)
• M22: 41,060,876 km (0.118 R)
• M23: 42,002,445 km (0.107 R)
• M24: 44,419,348 km (0.06 R)
• M25: 47,268,589 km (0.117 R)
• M26: 47,783,654 km (0.105 R)
• M27: 50,953,334 km (0.114 R)
• M28: 58,888,304 km (0.11 R)
• M29: 65,671,371 km (0.107 R)
• M30: 66,527,220 km (0.063 R)
• M31: 77,623,942 km (0.04 R)

Asteroid Belt

Center: 10.26 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 11.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 566

Radius: 5

Gravity: 22.64 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 9.18 AU - 12.88 AU

Year: 24031 Days

Day: 16.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 47,265,181 km

• M1: 62,233 km (0.072 R)
• M2: 411,394 km (0.109 R)
• M3: 756,816 km (0.088 R)
• M4: 1,095,356 km (0.087 R)
• M5: 1,948,512 km (0.108 R)
• M6: 2,395,361 km (0.044 R)
• M7: 2,804,810 km (0.101 R)
• M8: 3,066,607 km (0.039 R)
• M9: 4,521,745 km (0.047 R)
• M10: 5,069,573 km (0.028 R)
• M11: 6,079,059 km (0.051 R)
• M12: 6,384,239 km (0.095 R)
• M13: 7,607,650 km (0.109 R)
• M14: 7,859,723 km (0.108 R)
• M15: 11,140,404 km (0.115 R)
• M16: 12,759,202 km (0.112 R)
• M17: 13,404,717 km (0.052 R)
• M18: 16,876,734 km (0.072 R)
• M19: 17,392,398 km (0.103 R)
• M20: 18,454,842 km (0.097 R)
• M21: 23,034,183 km (0.111 R)
• M22: 24,097,674 km (0.034 R)
• M23: 29,412,737 km (0.098 R)
• M24: 43,073,715 km (0.109 R)
• M25: 47,854,713 km (0.039 R)
• M26: 49,233,258 km (0.067 R)
• M27: 56,144,230 km (0.092 R)
• M28: 63,880,834 km (0.092 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 112.5

Radius: 4.9

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 10.77 AU - 11.37 AU

Year: 24162 Days

Day: 19.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,265,181 km

• M1: 61,036 km (0.118 R)
• M2: 223,499 km (0.116 R)
• M3: 379,679 km (0.075 R)
• M4: 5,479,620 km (0.112 R)
• M5: 6,775,138 km (0.097 R)
• M6: 9,608,522 km (0.079 R)
• M7: 10,462,277 km (0.114 R)
• M8: 12,551,561 km (0.084 R)
• M9: 13,265,142 km (0.036 R)
• M10: 20,457,060 km (0.077 R)
• M11: 21,360,332 km (0.1 R)
• M12: 22,982,721 km (0.09 R)
• M13: 25,520,649 km (0.044 R)
• M14: 43,410,011 km (0.069 R)
• M15: 43,947,366 km (0.11 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 352 - 17,978 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit