🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748

Radius: 10.7

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.85 AU - 1.13 AU

Year: 657 Days

Day: 7.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 23,274,352 km

• M1: 133,142 km (0.11 R)
• M2: 689,796 km (0.115 R)
• M3: 1,051,523 km (0.086 R)
• M4: 1,384,379 km (0.098 R)
• M5: 1,789,340 km (0.103 R)
• M6: 2,214,497 km (0.073 R)
• M7: 3,070,496 km (0.12 R)
• M8: 3,413,973 km (0.093 R)
• M9: 3,941,306 km (0.095 R)
• M10: 4,918,030 km (0.086 R)
• M11: 5,445,362 km (0.067 R)
• M12: 6,186,919 km (0.06 R)
• M13: 6,929,972 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.1

Radius: 9.4

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.11 AU - 1.63 AU

Year: 1069 Days

Day: 14.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 23,274,352 km

• M1: 116,986 km (0.068 R)
• M2: 410,945 km (0.044 R)
• M3: 716,424 km (0.042 R)
• M4: 1,109,567 km (0.097 R)
• M5: 1,948,363 km (0.086 R)
• M6: 3,327,057 km (0.084 R)
• M7: 3,765,378 km (0.105 R)
• M8: 5,103,681 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 919.8

Radius: 8.5

Gravity: 12.73 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.4 AU - 1.7 AU

Year: 1287 Days

Day: 6.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 23,274,352 km

• M1: 105,766 km (0.114 R)
• M2: 488,886 km (0.037 R)
• M3: 1,206,507 km (0.057 R)
• M4: 2,379,504 km (0.103 R)
• M5: 2,838,320 km (0.08 R)
• M6: 4,127,854 km (0.047 R)
• M7: 4,831,712 km (0.12 R)
• M8: 7,186,383 km (0.109 R)
• M9: 9,095,401 km (0.116 R)
• M10: 9,887,222 km (0.119 R)
• M11: 10,897,158 km (0.088 R)
• M12: 11,680,452 km (0.073 R)
• M13: 12,048,613 km (0.075 R)
• M14: 12,886,061 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.2

Radius: 13.6

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.76 AU - 4.12 AU

Year: 4255 Days

Day: 10.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 23,274,352 km

• M1: 169,195 km (0.106 R)
• M2: 660,175 km (0.104 R)
• M3: 1,126,173 km (0.119 R)
• M4: 1,738,327 km (0.107 R)
• M5: 2,191,459 km (0.092 R)
• M6: 3,074,685 km (0.117 R)
• M7: 3,667,691 km (0.109 R)
• M8: 4,987,144 km (0.118 R)
• M9: 5,517,469 km (0.062 R)
• M10: 6,169,416 km (0.063 R)
• M11: 7,959,205 km (0.099 R)
• M12: 8,721,406 km (0.114 R)
• M13: 9,268,785 km (0.089 R)
• M14: 10,472,749 km (0.09 R)
• M15: 11,431,671 km (0.118 R)
• M16: 12,222,146 km (0.097 R)
• M17: 12,723,149 km (0.119 R)
• M18: 13,717,526 km (0.083 R)
• M19: 15,071,387 km (0.11 R)
• M20: 15,647,788 km (0.09 R)
• M21: 16,956,769 km (0.096 R)
• M22: 18,278,466 km (0.054 R)
• M23: 21,387,409 km (0.073 R)
• M24: 22,998,129 km (0.075 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 459 - 16,187 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit