🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.9

Radius: 10.3

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.65 AU - 0.83 AU

Year: 424 Days

Day: 11.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 26,160,666 km

• M1: 128,205 km (0.115 R)
• M2: 486,791 km (0.106 R)
• M3: 815,458 km (0.045 R)
• M4: 1,173,745 km (0.113 R)
• M5: 1,526,347 km (0.106 R)
• M6: 1,912,160 km (0.117 R)
• M7: 2,276,132 km (0.083 R)
• M8: 2,705,777 km (0.069 R)
• M9: 3,266,021 km (0.106 R)
• M10: 3,657,369 km (0.056 R)
• M11: 4,847,420 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.1

Radius: 13.7

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.1 AU - 1.7 AU

Year: 1105 Days

Day: 8.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 26,160,666 km

• M1: 185,950 km (0.115 R)
• M2: 615,745 km (0.106 R)
• M3: 1,059,003 km (0.075 R)
• M4: 2,215,395 km (0.098 R)
• M5: 2,726,720 km (0.035 R)
• M6: 3,954,021 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921

Radius: 14.9

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.96 AU - 3.82 AU

Year: 4162 Days

Day: 10.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 26,160,666 km

• M1: 185,352 km (0.107 R)
• M2: 1,238,521 km (0.075 R)
• M3: 2,356,615 km (0.071 R)
• M4: 2,838,171 km (0.097 R)
• M5: 4,851,609 km (0.1 R)
• M6: 5,443,119 km (0.087 R)
• M7: 6,389,923 km (0.106 R)
• M8: 7,136,267 km (0.038 R)
• M9: 8,687,747 km (0.096 R)
• M10: 10,852,877 km (0.113 R)
• M11: 11,586,205 km (0.097 R)
• M12: 17,064,180 km (0.029 R)
• M13: 19,219,138 km (0.101 R)
• M14: 20,776,302 km (0.054 R)
• M15: 21,980,266 km (0.11 R)
• M16: 25,233,122 km (0.111 R)
• M17: 25,871,905 km (0.116 R)
• M18: 29,492,323 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 527.9

Radius: 10.6

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.72 AU - 4.53 AU

Year: 4593 Days

Day: 6 Hours

Environment

Temp: -209 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 26,160,666 km

• M1: 132,394 km (0.087 R)
• M2: 627,264 km (0.027 R)
• M3: 1,136,944 km (0.037 R)
• M4: 1,822,850 km (0.048 R)
• M5: 3,385,400 km (0.093 R)
• M6: 4,901,574 km (0.094 R)
• M7: 5,838,805 km (0.074 R)
• M8: 6,335,171 km (0.111 R)
• M9: 7,214,208 km (0.097 R)
• M10: 8,244,189 km (0.039 R)
• M11: 14,694,400 km (0.112 R)
• M12: 18,605,338 km (0.071 R)
• M13: 20,268,268 km (0.085 R)
• M14: 21,889,310 km (0.079 R)
• M15: 23,961,241 km (0.071 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 11,456 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit