🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.9

Radius: 13.5

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.77 AU - 0.87 AU

Year: 495 Days

Day: 12.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 31,411,299 km

• M1: 168,298 km (0.094 R)
• M2: 778,358 km (0.106 R)
• M3: 1,883,288 km (0.053 R)
• M4: 2,607,940 km (0.052 R)
• M5: 3,637,771 km (0.117 R)
• M6: 4,337,291 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.1

Radius: 10

Gravity: 8.24 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.26 AU - 3.48 AU

Year: 3242 Days

Day: 7.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,411,299 km

• M1: 124,765 km (0.085 R)
• M2: 459,415 km (0.109 R)
• M3: 858,393 km (0.063 R)
• M4: 1,610,720 km (0.117 R)
• M5: 2,177,247 km (0.091 R)
• M6: 2,531,046 km (0.115 R)
• M7: 3,225,330 km (0.053 R)
• M8: 3,607,702 km (0.088 R)
• M9: 4,487,487 km (0.116 R)
• M10: 5,320,448 km (0.088 R)
• M11: 6,974,552 km (0.102 R)
• M12: 8,727,540 km (0.082 R)
• M13: 10,798,423 km (0.031 R)
• M14: 12,379,523 km (0.092 R)
• M15: 14,980,132 km (0.062 R)
• M16: 17,457,473 km (0.064 R)
• M17: 18,102,240 km (0.054 R)
• M18: 20,068,554 km (0.096 R)
• M19: 22,241,314 km (0.107 R)
• M20: 22,652,558 km (0.103 R)
• M21: 23,561,066 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.5

Radius: 14.8

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 4.28 AU - 5.42 AU

Year: 7123 Days

Day: 13.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 52.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 31,411,299 km

• M1: 184,005 km (0.047 R)
• M2: 876,045 km (0.111 R)
• M3: 1,616,405 km (0.073 R)
• M4: 2,364,993 km (0.056 R)
• M5: 2,927,481 km (0.118 R)
• M6: 3,445,837 km (0.079 R)
• M7: 4,562,735 km (0.05 R)
• M8: 5,118,641 km (0.078 R)
• M9: 6,401,592 km (0.112 R)
• M10: 9,377,243 km (0.091 R)
• M11: 10,468,410 km (0.115 R)
• M12: 12,209,430 km (0.044 R)
• M13: 13,735,927 km (0.119 R)
• M14: 14,545,401 km (0.096 R)
• M15: 19,008,055 km (0.103 R)
• M16: 19,650,578 km (0.103 R)
• M17: 20,529,765 km (0.069 R)
• M18: 23,163,585 km (0.1 R)
• M19: 27,889,531 km (0.104 R)
• M20: 29,471,529 km (0.108 R)
• M21: 30,526,493 km (0.109 R)
• M22: 32,509,113 km (0.038 R)
• M23: 36,074,330 km (0.076 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 83.1

Radius: 4.1

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 7.91 AU - 8.19 AU

Year: 15231 Days

Day: 16 Hours

Environment

Temp: -234 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 31,411,299 km

• M1: 51,162 km (0.045 R)
• M2: 197,020 km (0.082 R)
• M3: 408,253 km (0.097 R)
• M4: 641,176 km (0.061 R)
• M5: 1,665,323 km (0.091 R)
• M6: 3,163,546 km (0.083 R)
• M7: 4,211,030 km (0.107 R)
• M8: 4,384,564 km (0.025 R)
• M9: 9,231,834 km (0.093 R)
• M10: 11,465,929 km (0.11 R)
• M11: 12,351,249 km (0.109 R)
• M12: 14,648,773 km (0.12 R)
• M13: 16,965,296 km (0.081 R)
• M14: 22,159,035 km (0.12 R)
• M15: 22,458,530 km (0.052 R)
• M16: 24,232,761 km (0.071 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: 444 - 13,404 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit