🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.3

Radius: 11.2

Gravity: 7.67 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.4 AU - 0.62 AU

Year: 247 Days

Day: 9.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 33,340,351 km

• M1: 139,276 km (0.039 R)
• M2: 517,908 km (0.108 R)
• M3: 873,652 km (0.111 R)
• M4: 1,545,645 km (0.085 R)
• M5: 1,957,189 km (0.116 R)
• M6: 2,830,990 km (0.06 R)
• M7: 3,219,795 km (0.103 R)
• M8: 3,864,412 km (0.092 R)
• M9: 4,487,487 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.7

Radius: 11.5

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.67 AU - 0.71 AU

Year: 389 Days

Day: 12.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 87 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 33,340,351 km

• M1: 143,016 km (0.085 R)
• M2: 660,923 km (0.088 R)
• M3: 1,131,110 km (0.069 R)
• M4: 1,933,104 km (0.084 R)
• M5: 2,850,737 km (0.099 R)
• M6: 3,297,137 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.1

Radius: 8.5

Gravity: 13.77 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.77 AU - 0.89 AU

Year: 513 Days

Day: 12.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 33,340,351 km

• M1: 105,766 km (0.093 R)
• M2: 391,049 km (0.095 R)
• M3: 1,074,262 km (0.052 R)
• M4: 1,502,860 km (0.116 R)
• M5: 1,935,497 km (0.073 R)
• M6: 2,532,692 km (0.079 R)
• M7: 2,979,840 km (0.106 R)
• M8: 3,888,348 km (0.101 R)
• M9: 4,468,937 km (0.038 R)
• M10: 6,380,200 km (0.053 R)
• M11: 6,827,647 km (0.082 R)
• M12: 7,166,187 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.6

Radius: 13.8

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 4.58 AU - 6.58 AU

Year: 8940 Days

Day: 12.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 33,340,351 km

• M1: 172,636 km (0.097 R)
• M2: 686,056 km (0.067 R)
• M3: 1,496,876 km (0.092 R)
• M4: 2,625,443 km (0.111 R)
• M5: 3,068,851 km (0.119 R)
• M6: 3,653,778 km (0.07 R)
• M7: 4,159,718 km (0.072 R)
• M8: 4,767,535 km (0.09 R)
• M9: 5,343,786 km (0.093 R)
• M10: 6,262,167 km (0.083 R)
• M11: 7,469,870 km (0.107 R)
• M12: 11,164,489 km (0.081 R)
• M13: 12,502,941 km (0.079 R)
• M14: 13,945,663 km (0.096 R)
• M15: 14,827,094 km (0.082 R)
• M16: 16,123,210 km (0.097 R)
• M17: 17,967,153 km (0.073 R)
• M18: 19,728,967 km (0.085 R)
• M19: 20,991,124 km (0.09 R)
• M20: 22,944,125 km (0.052 R)
• M21: 23,430,467 km (0.115 R)
• M22: 25,878,337 km (0.08 R)
• M23: 26,849,975 km (0.105 R)
• M24: 28,029,405 km (0.118 R)
• M25: 30,882,835 km (0.027 R)
• M26: 32,583,164 km (0.093 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 41.6

Radius: 3.4

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 9.33 AU - 11.95 AU

Year: 23540 Days

Day: 24 Hours

Environment

Temp: -246 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 33,340,351 km

• M1: 95,593 km (0.11 R)
• M2: 341,981 km (0.079 R)
• M3: 496,815 km (0.103 R)
• M4: 1,053,618 km (0.071 R)
• M5: 1,228,049 km (0.057 R)
• M6: 2,689,770 km (0.036 R)
• M7: 2,956,802 km (0.106 R)
• M8: 3,935,770 km (0.116 R)
• M9: 5,256,420 km (0.118 R)
• M10: 5,612,463 km (0.119 R)
• M11: 5,734,685 km (0.1 R)
• M12: 8,289,368 km (0.107 R)
• M13: 9,528,636 km (0.104 R)
• M14: 10,192,253 km (0.113 R)
• M15: 10,374,313 km (0.114 R)
• M16: 11,859,670 km (0.102 R)
• M17: 16,773,212 km (0.109 R)
• M18: 17,219,014 km (0.112 R)
• M19: 19,567,551 km (0.031 R)
• M20: 20,419,361 km (0.12 R)
• M21: 21,221,655 km (0.085 R)
• M22: 21,369,757 km (0.091 R)
• M23: 22,656,747 km (0.077 R)
• M24: 24,316,535 km (0.092 R)
• M25: 26,825,890 km (0.116 R)
• M26: 30,338,598 km (0.103 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: 339 - 11,114 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit