🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.7

Radius: 12.5

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.4 AU - 1.48 AU

Year: 1172 Days

Day: 5.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 86,453,399 km

• M1: 155,432 km (0.099 R)
• M2: 618,288 km (0.054 R)
• M3: 1,145,172 km (0.065 R)
• M4: 1,906,475 km (0.097 R)
• M5: 2,519,527 km (0.102 R)
• M6: 4,206,243 km (0.08 R)
• M7: 6,464,872 km (0.111 R)
• M8: 7,525,521 km (0.096 R)
• M9: 7,927,790 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.5

Radius: 12.6

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.3 AU - 1.6 AU

Year: 1184 Days

Day: 9.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 86,453,399 km

• M1: 156,629 km (0.108 R)
• M2: 588,668 km (0.054 R)
• M3: 1,195,586 km (0.086 R)
• M4: 2,094,370 km (0.09 R)
• M5: 2,907,883 km (0.09 R)
• M6: 3,471,269 km (0.117 R)
• M7: 3,983,043 km (0.116 R)
• M8: 4,428,396 km (0.102 R)
• M9: 6,215,492 km (0.112 R)
• M10: 6,663,239 km (0.111 R)
• M11: 7,317,281 km (0.102 R)
• M12: 7,720,297 km (0.113 R)
• M13: 8,289,068 km (0.042 R)
• M14: 9,073,111 km (0.112 R)

Asteroid Belt

Center: 5.7 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 889.6

Radius: 6.2

Gravity: 23.14 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 9.84 AU - 10.04 AU

Year: 21255 Days

Day: 19.3 Hours

Environment

Temp: -245 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,453,399 km

• M1: 77,193 km (0.084 R)
• M2: 392,545 km (0.055 R)
• M3: 971,937 km (0.116 R)
• M4: 1,347,428 km (0.114 R)
• M5: 1,560,455 km (0.089 R)
• M6: 1,758,373 km (0.07 R)
• M7: 8,705,848 km (0.076 R)
• M8: 9,809,880 km (0.114 R)
• M9: 12,082,721 km (0.109 R)
• M10: 12,362,918 km (0.037 R)
• M11: 42,825,981 km (0.102 R)
• M12: 47,354,608 km (0.049 R)
• M13: 48,226,913 km (0.101 R)
• M14: 52,749,406 km (0.064 R)
• M15: 55,401,477 km (0.11 R)
• M16: 56,760,275 km (0.09 R)
• M17: 61,175,207 km (0.108 R)
• M18: 70,681,104 km (0.108 R)
• M19: 72,509,041 km (0.095 R)
• M20: 73,434,603 km (0.099 R)
• M21: 82,122,649 km (0.086 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: 223 - 10,681 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit