🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.53 AU - 0.59 AU

Year: 275 Days

Day: 12.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Ice Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 181.2

Radius: 4.5

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.63 AU - 7.23 AU

Year: 10696 Days

Day: 22.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,216,395 km

• M1: 55,950 km (0.108 R)
• M2: 240,254 km (0.084 R)
• M3: 467,643 km (0.102 R)
• M4: 5,459,425 km (0.12 R)
• M5: 7,492,310 km (0.058 R)
• M6: 8,398,724 km (0.059 R)
• M7: 8,716,619 km (0.108 R)
• M8: 10,980,783 km (0.113 R)
• M9: 12,502,044 km (0.084 R)
• M10: 13,500,759 km (0.102 R)
• M11: 16,197,709 km (0.109 R)
• M12: 20,776,003 km (0.072 R)
• M13: 22,551,131 km (0.05 R)
• M14: 28,567,509 km (0.102 R)
• M15: 31,511,595 km (0.043 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 969.2

Radius: 5.4

Gravity: 33.24 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 6.28 AU - 7.84 AU

Year: 12306 Days

Day: 22.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 61,216,395 km

• M1: 68,665 km (0.117 R)
• M2: 451,636 km (0.081 R)
• M3: 920,476 km (0.111 R)
• M4: 1,379,143 km (0.112 R)
• M5: 1,960,031 km (0.119 R)
• M6: 3,672,777 km (0.029 R)
• M7: 5,325,385 km (0.118 R)
• M8: 6,851,134 km (0.092 R)
• M9: 7,153,022 km (0.113 R)
• M10: 7,373,978 km (0.095 R)
• M11: 8,696,573 km (0.066 R)
• M12: 9,309,027 km (0.11 R)
• M13: 9,786,992 km (0.098 R)
• M14: 10,506,109 km (0.09 R)
• M15: 12,298,890 km (0.107 R)
• M16: 12,744,691 km (0.094 R)
• M17: 13,534,119 km (0.08 R)
• M18: 16,022,231 km (0.108 R)
• M19: 16,324,718 km (0.07 R)
• M20: 20,610,847 km (0.104 R)
• M21: 22,724,964 km (0.084 R)
• M22: 23,106,887 km (0.066 R)
• M23: 30,041,347 km (0.07 R)
• M24: 33,360,176 km (0.116 R)
• M25: 34,728,248 km (0.098 R)
• M26: 40,156,856 km (0.047 R)
• M27: 53,325,807 km (0.081 R)
• M28: 53,662,252 km (0.115 R)
• M29: 59,780,057 km (0.093 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 54.5

Radius: 4

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 8.65 AU - 9.45 AU

Year: 17860 Days

Day: 24.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,216,395 km

• M1: 60,138 km (0.118 R)
• M2: 220,657 km (0.063 R)
• M3: 570,117 km (0.049 R)
• M4: 1,209,349 km (0.081 R)
• M5: 4,715,325 km (0.116 R)
• M6: 5,456,433 km (0.073 R)
• M7: 12,882,770 km (0.105 R)
• M8: 19,388,183 km (0.079 R)
• M9: 21,916,686 km (0.085 R)
• M10: 24,420,057 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 306.1

Radius: 5.5

Gravity: 10.12 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 8.23 AU - 12.31 AU

Year: 21591 Days

Day: 17.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 61,216,395 km

• M1: 81,680 km (0.032 R)
• M2: 436,975 km (0.081 R)
• M3: 1,094,308 km (0.096 R)
• M4: 1,340,098 km (0.088 R)
• M5: 1,719,328 km (0.108 R)
• M6: 2,535,983 km (0.118 R)
• M7: 2,712,658 km (0.067 R)
• M8: 2,969,069 km (0.113 R)
• M9: 3,503,881 km (0.1 R)
• M10: 4,070,558 km (0.117 R)
• M11: 4,502,298 km (0.118 R)
• M12: 4,998,214 km (0.1 R)
• M13: 5,904,628 km (0.099 R)
• M14: 6,098,208 km (0.05 R)
• M15: 6,746,714 km (0.12 R)
• M16: 7,218,396 km (0.098 R)
• M17: 7,803,923 km (0.108 R)
• M18: 8,469,334 km (0.077 R)
• M19: 9,804,345 km (0.114 R)
• M20: 11,876,126 km (0.066 R)
• M21: 15,140,950 km (0.084 R)
• M22: 17,808,430 km (0.109 R)
• M23: 19,981,937 km (0.09 R)
• M24: 20,862,919 km (0.105 R)
• M25: 27,016,927 km (0.048 R)
• M26: 28,752,711 km (0.052 R)
• M27: 31,611,526 km (0.078 R)
• M28: 32,564,913 km (0.045 R)
• M29: 35,795,779 km (0.063 R)
• M30: 37,620,873 km (0.084 R)
• M31: 38,287,481 km (0.095 R)
• M32: 38,962,017 km (0.113 R)
• M33: 43,030,631 km (0.069 R)
• M34: 45,242,286 km (0.101 R)
• M35: 49,094,730 km (0.113 R)
• M36: 50,050,810 km (0.049 R)
• M37: 51,181,770 km (0.039 R)
• M38: 58,862,424 km (0.105 R)
• M39: 59,220,561 km (0.113 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 16,436 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit