🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.9

Radius: 9.1

Gravity: 8.58 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.41 AU - 0.63 AU

Year: 254 Days

Day: 10.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 36,258,143 km

• M1: 113,096 km (0.118 R)
• M2: 437,873 km (0.113 R)
• M3: 788,979 km (0.105 R)
• M4: 1,369,120 km (0.027 R)
• M5: 1,977,534 km (0.054 R)
• M6: 2,507,859 km (0.077 R)
• M7: 2,972,809 km (0.094 R)
• M8: 3,505,078 km (0.043 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.4

Radius: 9.8

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.49 AU - 0.79 AU

Year: 347 Days

Day: 5.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 36,258,143 km

• M1: 121,922 km (0.073 R)
• M2: 453,431 km (0.086 R)
• M3: 992,881 km (0.112 R)
• M4: 1,585,737 km (0.031 R)
• M5: 1,900,791 km (0.116 R)
• M6: 2,328,341 km (0.044 R)
• M7: 2,703,682 km (0.047 R)
• M8: 3,013,948 km (0.11 R)
• M9: 3,378,818 km (0.116 R)
• M10: 3,884,758 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.7

Radius: 10.2

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.71 AU - 0.89 AU

Year: 485 Days

Day: 14 Hours

Environment

Temp: -162 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 36,258,143 km

• M1: 126,859 km (0.091 R)
• M2: 526,585 km (0.117 R)
• M3: 869,463 km (0.09 R)
• M4: 1,466,358 km (0.114 R)
• M5: 2,509,803 km (0.096 R)
• M6: 3,212,614 km (0.092 R)
• M7: 3,725,885 km (0.095 R)
• M8: 4,172,584 km (0.054 R)
• M9: 5,392,255 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.6

Radius: 13

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 3.92 AU - 4.88 AU

Year: 6260 Days

Day: 7 Hours

Environment

Temp: -219 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 36,258,143 km

• M1: 161,865 km (0.115 R)
• M2: 1,006,046 km (0.109 R)
• M3: 2,386,236 km (0.115 R)
• M4: 2,874,373 km (0.08 R)
• M5: 6,101,948 km (0.092 R)
• M6: 6,811,341 km (0.119 R)
• M7: 9,273,722 km (0.102 R)
• M8: 9,713,091 km (0.053 R)
• M9: 10,120,446 km (0.1 R)
• M10: 11,263,074 km (0.1 R)
• M11: 13,300,597 km (0.077 R)
• M12: 13,747,147 km (0.063 R)
• M13: 15,268,407 km (0.088 R)
• M14: 16,195,615 km (0.118 R)
• M15: 16,899,024 km (0.078 R)
• M16: 17,689,649 km (0.042 R)
• M17: 18,367,178 km (0.101 R)
• M18: 19,273,890 km (0.106 R)
• M19: 21,176,476 km (0.118 R)
• M20: 21,786,237 km (0.057 R)
• M21: 29,666,903 km (0.059 R)
• M22: 34,239,512 km (0.037 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: 265 - 15,560 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit