🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.22 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.4

Radius: 10.2

Gravity: 6.41 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.01 AU - 2.85 AU

Year: 2526 Days

Day: 10.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 16,081,493 km

• M1: 134,488 km (0.079 R)
• M2: 473,776 km (0.113 R)
• M3: 907,760 km (0.115 R)
• M4: 1,236,576 km (0.084 R)
• M5: 1,668,016 km (0.037 R)
• M6: 2,134,612 km (0.054 R)
• M7: 2,870,484 km (0.104 R)
• M8: 3,636,575 km (0.113 R)
• M9: 4,490,629 km (0.093 R)
• M10: 5,068,825 km (0.107 R)
• M11: 9,599,247 km (0.105 R)
• M12: 10,521,368 km (0.077 R)
• M13: 11,541,775 km (0.113 R)
• M14: 12,799,743 km (0.079 R)
• M15: 14,380,245 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.7

Radius: 8.6

Gravity: 8.24 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.46 AU - 2.98 AU

Year: 2991 Days

Day: 12.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 16,081,493 km

• M1: 107,112 km (0.066 R)
• M2: 515,215 km (0.067 R)
• M3: 906,264 km (0.075 R)
• M4: 1,188,854 km (0.12 R)
• M5: 1,562,699 km (0.119 R)
• M6: 1,976,487 km (0.057 R)
• M7: 2,250,700 km (0.097 R)
• M8: 2,686,927 km (0.105 R)
• M9: 3,483,237 km (0.079 R)
• M10: 3,886,553 km (0.061 R)
• M11: 4,740,906 km (0.047 R)
• M12: 5,335,408 km (0.112 R)
• M13: 5,663,626 km (0.119 R)
• M14: 5,978,679 km (0.067 R)
• M15: 6,935,208 km (0.078 R)
• M16: 7,265,520 km (0.091 R)
• M17: 8,286,675 km (0.106 R)
• M18: 12,051,305 km (0.105 R)
• M19: 13,247,939 km (0.116 R)
• M20: 15,466,026 km (0.076 R)
• M21: 16,503,338 km (0.098 R)
• M22: 17,366,218 km (0.096 R)
• M23: 17,864,529 km (0.096 R)
• M24: 20,256,449 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.2

Radius: 12.6

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.1 AU - 5.9 AU

Year: 7456 Days

Day: 14.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 16,081,493 km

• M1: 156,779 km (0.078 R)
• M2: 850,613 km (0.084 R)
• M3: 1,255,725 km (0.109 R)
• M4: 1,931,159 km (0.09 R)
• M5: 4,090,903 km (0.072 R)
• M6: 5,460,921 km (0.105 R)
• M7: 6,331,879 km (0.118 R)
• M8: 6,744,770 km (0.089 R)
• M9: 8,188,389 km (0.075 R)
• M10: 9,224,654 km (0.058 R)
• M11: 10,271,390 km (0.093 R)
• M12: 12,133,734 km (0.075 R)
• M13: 15,956,707 km (0.03 R)
• M14: 18,667,421 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 22.4

Radius: 6

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 6.3 AU - 6.46 AU

Year: 10746 Days

Day: 15.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 16,081,493 km

• M1: 233,672 km (0.039 R)
• M2: 429,795 km (0.083 R)
• M3: 1,122,283 km (0.06 R)
• M4: 1,811,929 km (0.107 R)
• M5: 8,612,798 km (0.1 R)
• M6: 10,327,040 km (0.067 R)
• M7: 11,435,261 km (0.069 R)
• M8: 12,498,453 km (0.058 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 12,190 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit