🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.9

Radius: 11.5

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.46 AU - 0.62 AU

Year: 269 Days

Day: 14 Hours

Environment

Temp: -144 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 39,928,442 km

• M1: 143,165 km (0.066 R)
• M2: 564,433 km (0.069 R)
• M3: 984,952 km (0.103 R)
• M4: 1,361,041 km (0.087 R)
• M5: 1,791,584 km (0.046 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.9

Radius: 9.3

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.96 AU - 1.3 AU

Year: 815 Days

Day: 8.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 39,928,442 km

• M1: 116,238 km (0.026 R)
• M2: 458,218 km (0.089 R)
• M3: 1,852,171 km (0.09 R)
• M4: 2,180,688 km (0.114 R)
• M5: 2,507,709 km (0.095 R)
• M6: 3,142,303 km (0.089 R)
• M7: 3,510,464 km (0.117 R)
• M8: 5,147,513 km (0.115 R)
• M9: 6,284,307 km (0.082 R)
• M10: 6,632,272 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.8

Radius: 14.4

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.32 AU - 2.1 AU

Year: 1517 Days

Day: 10.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,928,442 km

• M1: 179,517 km (0.108 R)
• M2: 654,790 km (0.111 R)
• M3: 1,137,991 km (0.039 R)
• M4: 1,639,144 km (0.081 R)
• M5: 2,223,324 km (0.059 R)
• M6: 2,932,118 km (0.088 R)
• M7: 3,951,927 km (0.12 R)
• M8: 4,730,285 km (0.11 R)
• M9: 5,545,593 km (0.118 R)
• M10: 6,065,296 km (0.093 R)
• M11: 7,253,702 km (0.083 R)
• M12: 8,146,801 km (0.067 R)
• M13: 8,791,867 km (0.075 R)
• M14: 9,380,235 km (0.089 R)
• M15: 10,833,878 km (0.096 R)
• M16: 11,824,664 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181

Radius: 13.2

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 5.11 AU - 5.81 AU

Year: 8653 Days

Day: 12.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,928,442 km

• M1: 164,408 km (0.078 R)
• M2: 780,302 km (0.092 R)
• M3: 1,354,609 km (0.069 R)
• M4: 1,954,646 km (0.09 R)
• M5: 3,740,096 km (0.113 R)
• M6: 4,228,234 km (0.104 R)
• M7: 4,658,926 km (0.073 R)
• M8: 6,101,948 km (0.103 R)
• M9: 6,654,412 km (0.1 R)
• M10: 9,525,794 km (0.109 R)
• M11: 10,356,212 km (0.091 R)
• M12: 11,738,197 km (0.066 R)
• M13: 13,189,446 km (0.048 R)
• M14: 13,958,379 km (0.1 R)
• M15: 14,380,694 km (0.108 R)
• M16: 14,865,840 km (0.12 R)
• M17: 17,156,183 km (0.06 R)
• M18: 18,322,747 km (0.104 R)
• M19: 20,473,516 km (0.043 R)
• M20: 21,226,591 km (0.115 R)
• M21: 24,272,554 km (0.099 R)
• M22: 26,861,943 km (0.114 R)
• M23: 27,351,727 km (0.091 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 303.5

Radius: 5.8

Gravity: 9.02 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.09 AU - 8.05 AU

Year: 11422 Days

Day: 23.7 Hours

Environment

Temp: -237 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 39,928,442 km

• M1: 72,256 km (0.078 R)
• M2: 451,935 km (0.103 R)
• M3: 805,435 km (0.058 R)
• M4: 1,105,827 km (0.072 R)
• M5: 1,390,363 km (0.118 R)
• M6: 1,825,244 km (0.075 R)
• M7: 2,311,287 km (0.103 R)
• M8: 2,739,436 km (0.078 R)
• M9: 3,560,729 km (0.079 R)
• M10: 4,236,612 km (0.09 R)
• M11: 5,579,851 km (0.064 R)
• M12: 6,244,066 km (0.091 R)
• M13: 6,848,890 km (0.092 R)
• M14: 7,531,206 km (0.108 R)
• M15: 8,010,517 km (0.064 R)
• M16: 14,037,815 km (0.11 R)
• M17: 14,640,695 km (0.07 R)
• M18: 15,962,392 km (0.099 R)
• M19: 16,752,418 km (0.099 R)
• M20: 18,840,954 km (0.08 R)
• M21: 22,943,975 km (0.118 R)
• M22: 26,864,337 km (0.098 R)
• M23: 28,075,032 km (0.069 R)
• M24: 28,454,712 km (0.103 R)
• M25: 30,205,755 km (0.093 R)
• M26: 32,755,351 km (0.1 R)
• M27: 32,965,237 km (0.055 R)
• M28: 36,673,320 km (0.058 R)
• M29: 38,744,652 km (0.045 R)
• M30: 39,689,811 km (0.056 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 11,927 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit