🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.3

Radius: 12.4

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.45 AU - 0.63 AU

Year: 274 Days

Day: 10.5 Hours

Environment

Temp: -139 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 76,501,263 km

• M1: 154,535 km (0.059 R)
• M2: 559,496 km (0.107 R)
• M3: 1,194,988 km (0.054 R)
• M4: 1,722,171 km (0.118 R)
• M5: 2,377,260 km (0.12 R)
• M6: 2,859,862 km (0.098 R)
• M7: 3,620,867 km (0.112 R)
• M8: 4,087,014 km (0.116 R)
• M9: 4,729,686 km (0.054 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.1

Radius: 10.9

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.14 AU - 2.18 AU

Year: 2191 Days

Day: 11.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,501,263 km

• M1: 135,685 km (0.109 R)
• M2: 787,334 km (0.12 R)
• M3: 1,805,198 km (0.113 R)
• M4: 2,430,068 km (0.098 R)
• M5: 2,793,890 km (0.055 R)
• M6: 3,498,795 km (0.115 R)
• M7: 3,929,487 km (0.076 R)
• M8: 4,794,612 km (0.102 R)
• M9: 5,483,809 km (0.099 R)
• M10: 7,722,092 km (0.042 R)
• M11: 8,824,180 km (0.104 R)
• M12: 9,203,261 km (0.091 R)
• M13: 10,865,593 km (0.075 R)
• M14: 13,409,654 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401

Radius: 8.1

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.41 AU - 2.87 AU

Year: 2961 Days

Day: 13.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,501,263 km

• M1: 100,829 km (0.072 R)
• M2: 578,944 km (0.062 R)
• M3: 899,831 km (0.103 R)
• M4: 2,133,864 km (0.104 R)
• M5: 2,693,061 km (0.108 R)
• M6: 2,999,587 km (0.116 R)
• M7: 5,032,472 km (0.11 R)
• M8: 5,333,014 km (0.091 R)
• M9: 5,694,593 km (0.077 R)
• M10: 7,019,282 km (0.03 R)
• M11: 8,603,374 km (0.089 R)
• M12: 13,982,913 km (0.095 R)
• M13: 15,095,472 km (0.115 R)
• M14: 15,624,750 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.8

Radius: 12.1

Gravity: 3.17 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 4.36 AU - 5.38 AU

Year: 7418 Days

Day: 11.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,501,263 km

• M1: 150,645 km (0.116 R)
• M2: 1,244,355 km (0.064 R)
• M3: 2,957,700 km (0.112 R)
• M4: 3,449,727 km (0.084 R)
• M5: 4,215,518 km (0.082 R)
• M6: 4,705,900 km (0.069 R)
• M7: 5,350,368 km (0.084 R)
• M8: 6,510,200 km (0.114 R)
• M9: 7,203,437 km (0.082 R)
• M10: 8,374,638 km (0.097 R)
• M11: 8,860,682 km (0.098 R)
• M12: 9,408,509 km (0.038 R)
• M13: 9,889,466 km (0.12 R)
• M14: 13,129,158 km (0.105 R)
• M15: 18,468,605 km (0.102 R)
• M16: 23,713,058 km (0.109 R)
• M17: 24,197,306 km (0.089 R)
• M18: 24,770,415 km (0.097 R)
• M19: 25,436,575 km (0.065 R)
• M20: 27,242,071 km (0.067 R)
• M21: 28,041,373 km (0.112 R)
• M22: 28,856,382 km (0.075 R)
• M23: 30,061,243 km (0.118 R)
• M24: 32,373,428 km (0.114 R)
• M25: 33,069,657 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 768

Radius: 5

Gravity: 30.72 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 8.13 AU - 10.13 AU

Year: 19042 Days

Day: 22.8 Hours

Environment

Temp: -241 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 76,501,263 km

• M1: 62,233 km (0.067 R)
• M2: 405,560 km (0.099 R)
• M3: 594,801 km (0.094 R)
• M4: 980,165 km (0.102 R)
• M5: 1,390,213 km (0.087 R)
• M6: 2,734,948 km (0.093 R)
• M7: 3,013,799 km (0.084 R)
• M8: 3,173,868 km (0.114 R)
• M9: 4,631,400 km (0.118 R)
• M10: 5,140,033 km (0.085 R)
• M11: 6,055,273 km (0.052 R)
• M12: 6,310,786 km (0.071 R)
• M13: 6,573,630 km (0.064 R)
• M14: 6,889,281 km (0.083 R)
• M15: 7,454,013 km (0.072 R)
• M16: 8,463,051 km (0.026 R)
• M17: 11,060,070 km (0.028 R)
• M18: 13,200,516 km (0.099 R)
• M19: 15,365,347 km (0.115 R)
• M20: 15,761,183 km (0.111 R)
• M21: 19,634,272 km (0.051 R)
• M22: 21,938,378 km (0.097 R)
• M23: 24,847,010 km (0.096 R)
• M24: 28,592,940 km (0.077 R)
• M25: 34,552,919 km (0.113 R)
• M26: 40,235,395 km (0.045 R)
• M27: 42,054,205 km (0.096 R)
• M28: 47,005,297 km (0.117 R)
• M29: 47,838,557 km (0.03 R)
• M30: 51,622,336 km (0.083 R)
• M31: 56,720,182 km (0.086 R)
• M32: 58,236,057 km (0.069 R)
• M33: 60,953,353 km (0.109 R)
• M34: 67,690,643 km (0.112 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 18,932 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit