🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.7

Radius: 14.4

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.78 AU - 1.06 AU

Year: 599 Days

Day: 14.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,406,657 km

• M1: 179,069 km (0.117 R)
• M2: 635,043 km (0.118 R)
• M3: 1,159,982 km (0.078 R)
• M4: 1,627,924 km (0.095 R)
• M5: 2,205,671 km (0.114 R)
• M6: 2,691,415 km (0.102 R)
• M7: 3,604,261 km (0.103 R)
• M8: 4,209,086 km (0.083 R)
• M9: 4,747,788 km (0.034 R)
• M10: 5,368,469 km (0.034 R)
• M11: 5,984,663 km (0.096 R)
• M12: 7,204,334 km (0.039 R)
• M13: 7,791,955 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.2

Radius: 14.1

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.91 AU - 1.01 AU

Year: 638 Days

Day: 9.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,406,657 km

• M1: 180,265 km (0.086 R)
• M2: 624,571 km (0.108 R)
• M3: 1,116,449 km (0.056 R)
• M4: 1,637,947 km (0.116 R)
• M5: 2,179,491 km (0.111 R)
• M6: 2,663,440 km (0.111 R)
• M7: 3,121,808 km (0.089 R)
• M8: 3,923,803 km (0.05 R)
• M9: 4,777,707 km (0.075 R)
• M10: 5,478,872 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109

Radius: 9

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.98 AU - 2.52 AU

Year: 2289 Days

Day: 8.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 40,406,657 km

• M1: 117,285 km (0.116 R)
• M2: 563,984 km (0.094 R)
• M3: 870,510 km (0.043 R)
• M4: 1,692,999 km (0.039 R)
• M5: 3,565,216 km (0.114 R)
• M6: 4,653,840 km (0.062 R)
• M7: 8,907,955 km (0.115 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 300.6

Radius: 3.3

Gravity: 27.6 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 5.1 AU - 8.24 AU

Year: 11684 Days

Day: 22.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 40,406,657 km

• M1: 41,139 km (0.106 R)
• M2: 179,966 km (0.094 R)
• M3: 1,056,460 km (0.074 R)
• M4: 1,314,816 km (0.092 R)
• M5: 1,558,660 km (0.11 R)
• M6: 2,380,701 km (0.054 R)
• M7: 4,312,757 km (0.077 R)
• M8: 4,561,239 km (0.031 R)
• M9: 4,732,080 km (0.028 R)
• M10: 6,016,527 km (0.058 R)
• M11: 7,360,215 km (0.081 R)
• M12: 8,803,685 km (0.031 R)
• M13: 9,522,353 km (0.067 R)
• M14: 10,327,788 km (0.056 R)
• M15: 13,129,308 km (0.091 R)
• M16: 14,488,404 km (0.083 R)
• M17: 15,296,532 km (0.072 R)
• M18: 16,134,280 km (0.059 R)
• M19: 17,971,192 km (0.117 R)
• M20: 18,757,927 km (0.093 R)
• M21: 19,270,450 km (0.053 R)
• M22: 21,098,236 km (0.106 R)
• M23: 25,448,094 km (0.095 R)
• M24: 35,309,436 km (0.099 R)
• M25: 35,420,138 km (0.11 R)
• M26: 38,265,939 km (0.116 R)
• M27: 38,617,344 km (0.112 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 493 - 10,648 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit