🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.2

Radius: 11.9

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.64 AU - 0.7 AU

Year: 372 Days

Day: 9.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,634,967 km

• M1: 147,952 km (0.077 R)
• M2: 556,205 km (0.117 R)
• M3: 1,018,462 km (0.053 R)
• M4: 1,454,540 km (0.12 R)
• M5: 1,882,390 km (0.107 R)
• M6: 2,376,512 km (0.037 R)
• M7: 2,883,050 km (0.073 R)
• M8: 3,556,689 km (0.106 R)
• M9: 3,996,358 km (0.097 R)
• M10: 4,895,291 km (0.067 R)
• M11: 5,555,317 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.7

Radius: 9.6

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.63 AU - 0.83 AU

Year: 423 Days

Day: 14.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,634,967 km

• M1: 119,379 km (0.093 R)
• M2: 442,810 km (0.095 R)
• M3: 845,976 km (0.096 R)
• M4: 1,148,762 km (0.11 R)
• M5: 1,680,582 km (0.08 R)
• M6: 2,146,281 km (0.055 R)
• M7: 3,021,129 km (0.11 R)
• M8: 3,534,100 km (0.089 R)
• M9: 4,648,754 km (0.092 R)
• M10: 4,998,214 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.8

Radius: 9.7

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.29 AU - 1.57 AU

Year: 1160 Days

Day: 10.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,634,967 km

• M1: 120,875 km (0.119 R)
• M2: 477,068 km (0.109 R)
• M3: 849,118 km (0.109 R)
• M4: 1,477,728 km (0.069 R)
• M5: 1,868,627 km (0.042 R)
• M6: 3,630,591 km (0.062 R)
• M7: 4,945,257 km (0.095 R)
• M8: 5,384,177 km (0.042 R)
• M9: 6,531,593 km (0.047 R)
• M10: 7,243,230 km (0.086 R)
• M11: 7,761,886 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417

Radius: 13.2

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.84 AU - 2.74 AU

Year: 2350 Days

Day: 11.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,634,967 km

• M1: 165,904 km (0.117 R)
• M2: 860,637 km (0.081 R)
• M3: 1,625,231 km (0.091 R)
• M4: 2,170,964 km (0.093 R)
• M5: 3,120,163 km (0.087 R)
• M6: 4,329,362 km (0.097 R)
• M7: 5,459,873 km (0.038 R)
• M8: 9,140,280 km (0.09 R)
• M9: 10,384,037 km (0.085 R)
• M10: 13,371,806 km (0.08 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 873.9

Radius: 4.1

Gravity: 51.99 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 7.34 AU - 7.38 AU

Year: 13543 Days

Day: 18 Hours

Environment

Temp: -229 °C

Axial Tilt: 177.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 63,634,967 km

• M1: 55,052 km (0.116 R)
• M2: 187,446 km (0.069 R)
• M3: 515,215 km (0.037 R)
• M4: 682,914 km (0.114 R)
• M5: 886,816 km (0.106 R)
• M6: 1,044,492 km (0.1 R)
• M7: 1,288,636 km (0.1 R)
• M8: 1,431,951 km (0.103 R)
• M9: 2,154,060 km (0.061 R)
• M10: 2,335,971 km (0.089 R)
• M11: 2,800,622 km (0.117 R)
• M12: 3,404,100 km (0.066 R)
• M13: 3,736,356 km (0.084 R)
• M14: 3,910,488 km (0.095 R)
• M15: 5,541,554 km (0.093 R)
• M16: 5,961,774 km (0.12 R)
• M17: 6,951,813 km (0.068 R)
• M18: 10,862,301 km (0.102 R)
• M19: 12,977,466 km (0.084 R)
• M20: 19,004,016 km (0.095 R)
• M21: 21,304,233 km (0.089 R)
• M22: 24,381,910 km (0.027 R)
• M23: 24,684,696 km (0.073 R)
• M24: 26,768,295 km (0.083 R)
• M25: 29,192,379 km (0.084 R)
• M26: 29,763,095 km (0.096 R)
• M27: 30,691,499 km (0.042 R)
• M28: 32,973,615 km (0.092 R)
• M29: 33,967,393 km (0.043 R)
• M30: 34,725,855 km (0.102 R)
• M31: 40,776,789 km (0.093 R)
• M32: 53,710,124 km (0.105 R)
• M33: 54,051,506 km (0.118 R)
• M34: 58,803,183 km (0.088 R)
• M35: 59,165,958 km (0.028 R)
• M36: 61,373,274 km (0.095 R)
• M37: 62,497,353 km (0.076 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: 255 - 20,034 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit