🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.4

Radius: 9.2

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.67 AU - 0.83 AU

Year: 448 Days

Day: 10.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,416,151 km

• M1: 114,592 km (0.109 R)
• M2: 307,424 km (0.115 R)
• M3: 486,941 km (0.102 R)
• M4: 668,553 km (0.113 R)
• M5: 1,075,160 km (0.08 R)
• M6: 1,461,272 km (0.11 R)
• M7: 1,649,915 km (0.073 R)
• M8: 2,025,705 km (0.107 R)
• M9: 2,393,416 km (0.102 R)
• M10: 2,571,288 km (0.072 R)
• M11: 2,793,441 km (0.111 R)
• M12: 3,152,925 km (0.03 R)
• M13: 3,752,064 km (0.086 R)
• M14: 4,067,267 km (0.071 R)
• M15: 4,338,338 km (0.098 R)
• M16: 4,520,848 km (0.067 R)
• M17: 4,867,017 km (0.062 R)
• M18: 5,174,291 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.8

Radius: 11.5

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.93 AU - 1.01 AU

Year: 659 Days

Day: 6.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 61,416,151 km

• M1: 143,913 km (0.06 R)
• M2: 367,562 km (0.092 R)
• M3: 619,186 km (0.112 R)
• M4: 934,388 km (0.067 R)
• M5: 1,149,360 km (0.115 R)
• M6: 1,705,117 km (0.036 R)
• M7: 2,227,662 km (0.087 R)
• M8: 2,466,121 km (0.041 R)
• M9: 2,991,359 km (0.054 R)
• M10: 3,308,357 km (0.098 R)
• M11: 3,621,465 km (0.119 R)
• M12: 3,960,155 km (0.036 R)
• M13: 4,405,508 km (0.05 R)
• M14: 4,863,576 km (0.118 R)
• M15: 5,119,838 km (0.11 R)
• M16: 5,691,750 km (0.096 R)
• M17: 5,955,940 km (0.046 R)
• M18: 6,199,037 km (0.113 R)
• M19: 7,118,016 km (0.062 R)
• M20: 7,533,898 km (0.115 R)

Asteroid Belt

Center: 4.13 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 365.9

Radius: 3.6

Gravity: 28.23 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 7.13 AU - 7.43 AU

Year: 13558 Days

Day: 18.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,416,151 km

• M1: 117,135 km (0.049 R)
• M2: 685,308 km (0.098 R)
• M3: 886,667 km (0.077 R)
• M4: 1,436,588 km (0.112 R)
• M5: 1,586,934 km (0.116 R)
• M6: 1,656,198 km (0.117 R)
• M7: 1,781,262 km (0.058 R)
• M8: 1,891,964 km (0.095 R)
• M9: 2,025,555 km (0.103 R)
• M10: 2,809,298 km (0.107 R)
• M11: 2,925,237 km (0.055 R)
• M12: 3,091,440 km (0.071 R)
• M13: 4,827,822 km (0.049 R)
• M14: 5,842,246 km (0.111 R)
• M15: 7,471,217 km (0.053 R)
• M16: 8,124,212 km (0.106 R)
• M17: 9,597,900 km (0.118 R)
• M18: 10,116,556 km (0.053 R)
• M19: 14,759,027 km (0.092 R)
• M20: 15,024,862 km (0.056 R)
• M21: 18,816,570 km (0.064 R)
• M22: 20,216,806 km (0.094 R)
• M23: 25,548,923 km (0.077 R)
• M24: 29,301,137 km (0.105 R)
• M25: 33,151,786 km (0.067 R)
• M26: 34,758,766 km (0.082 R)
• M27: 38,001,749 km (0.027 R)
• M28: 41,300,831 km (0.087 R)
• M29: 46,789,726 km (0.079 R)
• M30: 46,978,668 km (0.032 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 657.3

Radius: 6.4

Gravity: 16.05 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 5.98 AU - 9.46 AU

Year: 14806 Days

Day: 15.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 61,416,151 km

• M1: 154,684 km (0.083 R)
• M2: 293,062 km (0.108 R)
• M3: 1,116,150 km (0.1 R)
• M4: 1,689,259 km (0.095 R)
• M5: 1,873,115 km (0.077 R)
• M6: 2,066,844 km (0.108 R)
• M7: 2,340,758 km (0.111 R)
• M8: 2,607,192 km (0.111 R)
• M9: 3,352,638 km (0.103 R)
• M10: 5,936,044 km (0.111 R)
• M11: 7,337,925 km (0.107 R)
• M12: 8,797,252 km (0.06 R)
• M13: 9,795,519 km (0.118 R)
• M14: 9,942,574 km (0.087 R)
• M15: 10,190,009 km (0.112 R)
• M16: 11,792,950 km (0.11 R)
• M17: 12,225,736 km (0.075 R)
• M18: 13,114,946 km (0.098 R)
• M19: 15,783,922 km (0.05 R)
• M20: 17,244,147 km (0.041 R)
• M21: 18,566,442 km (0.046 R)
• M22: 21,940,473 km (0.088 R)
• M23: 22,530,337 km (0.096 R)
• M24: 24,424,096 km (0.081 R)
• M25: 26,474,934 km (0.076 R)
• M26: 27,449,414 km (0.098 R)
• M27: 27,943,386 km (0.104 R)
• M28: 28,608,648 km (0.083 R)
• M29: 30,220,415 km (0.083 R)
• M30: 34,950,401 km (0.092 R)
• M31: 35,228,503 km (0.079 R)
• M32: 36,446,080 km (0.11 R)
• M33: 36,824,862 km (0.031 R)
• M34: 40,223,277 km (0.05 R)
• M35: 40,720,989 km (0.116 R)
• M36: 43,358,699 km (0.109 R)
• M37: 43,771,888 km (0.106 R)
• M38: 46,079,286 km (0.089 R)
• M39: 47,470,696 km (0.052 R)
• M40: 48,228,558 km (0.103 R)
• M41: 53,243,677 km (0.118 R)
• M42: 56,372,068 km (0.118 R)
• M43: 56,961,184 km (0.112 R)
• M44: 58,387,600 km (0.051 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 201 - 12,551 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit