🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.3

Radius: 13.1

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.62 AU - 0.8 AU

Year: 413 Days

Day: 5.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 48,187,895 km

• M1: 162,912 km (0.118 R)
• M2: 737,069 km (0.086 R)
• M3: 1,386,473 km (0.111 R)
• M4: 2,249,204 km (0.11 R)
• M5: 2,948,724 km (0.094 R)
• M6: 3,568,208 km (0.093 R)
• M7: 4,057,393 km (0.117 R)
• M8: 4,798,202 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.2

Radius: 9.1

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.75 AU - 0.87 AU

Year: 503 Days

Day: 13.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,187,895 km

• M1: 113,096 km (0.118 R)
• M2: 407,953 km (0.074 R)
• M3: 922,121 km (0.095 R)
• M4: 1,314,965 km (0.103 R)
• M5: 1,626,278 km (0.089 R)
• M6: 1,927,269 km (0.117 R)
• M7: 2,257,282 km (0.109 R)
• M8: 2,570,091 km (0.111 R)
• M9: 2,982,084 km (0.038 R)
• M10: 3,305,963 km (0.072 R)
• M11: 3,926,795 km (0.077 R)
• M12: 4,515,163 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449

Radius: 8.5

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.68 AU - 0.94 AU

Year: 503 Days

Day: 8.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,187,895 km

• M1: 105,766 km (0.115 R)
• M2: 411,245 km (0.109 R)
• M3: 680,222 km (0.074 R)
• M4: 1,007,242 km (0.081 R)
• M5: 1,332,917 km (0.046 R)
• M6: 1,621,192 km (0.085 R)
• M7: 1,911,562 km (0.118 R)
• M8: 3,165,341 km (0.118 R)
• M9: 3,599,026 km (0.074 R)
• M10: 4,058,590 km (0.11 R)
• M11: 4,372,297 km (0.08 R)
• M12: 4,820,791 km (0.098 R)
• M13: 5,444,465 km (0.069 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 218.8

Radius: 3.8

Gravity: 15.15 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 6.75 AU - 10.73 AU

Year: 17835 Days

Day: 19.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 48,187,895 km

• M1: 74,799 km (0.109 R)
• M2: 409,749 km (0.109 R)
• M3: 1,092,812 km (0.058 R)
• M4: 1,221,317 km (0.109 R)
• M5: 1,509,293 km (0.101 R)
• M6: 1,989,951 km (0.096 R)
• M7: 2,688,872 km (0.094 R)
• M8: 3,768,969 km (0.102 R)
• M9: 3,928,440 km (0.115 R)
• M10: 4,522,344 km (0.079 R)
• M11: 5,886,078 km (0.115 R)
• M12: 6,816,277 km (0.053 R)
• M13: 15,520,629 km (0.039 R)
• M14: 19,953,065 km (0.115 R)
• M15: 23,872,679 km (0.098 R)
• M16: 39,650,467 km (0.1 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: 372 - 12,010 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit