🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.6

Radius: 13.3

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.49 AU - 0.65 AU

Year: 292 Days

Day: 10.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 34,325,586 km

• M1: 165,455 km (0.066 R)
• M2: 637,885 km (0.088 R)
• M3: 1,066,932 km (0.09 R)
• M4: 1,525,898 km (0.113 R)
• M5: 2,034,232 km (0.115 R)
• M6: 2,873,476 km (0.04 R)
• M7: 3,602,766 km (0.106 R)
• M8: 4,080,132 km (0.043 R)
• M9: 4,545,830 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.7

Radius: 11.3

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.44 AU - 0.72 AU

Year: 300 Days

Day: 14 Hours

Environment

Temp: -147 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 34,325,586 km

• M1: 140,622 km (0.064 R)
• M2: 500,106 km (0.061 R)
• M3: 882,478 km (0.092 R)
• M4: 1,294,022 km (0.108 R)
• M5: 2,990,013 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.2

Radius: 13.3

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.34 AU - 4.64 AU

Year: 5406 Days

Day: 12.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 34,325,586 km

• M1: 165,605 km (0.093 R)
• M2: 653,443 km (0.114 R)
• M3: 1,340,098 km (0.116 R)
• M4: 1,799,064 km (0.12 R)
• M5: 2,364,394 km (0.088 R)
• M6: 3,609,198 km (0.098 R)
• M7: 4,093,895 km (0.079 R)
• M8: 7,065,507 km (0.09 R)
• M9: 7,495,153 km (0.104 R)
• M10: 8,018,595 km (0.05 R)
• M11: 8,446,745 km (0.061 R)
• M12: 9,649,811 km (0.119 R)
• M13: 10,682,784 km (0.108 R)
• M14: 12,343,171 km (0.095 R)
• M15: 13,288,928 km (0.113 R)
• M16: 14,057,562 km (0.082 R)
• M17: 18,086,383 km (0.109 R)
• M18: 19,936,609 km (0.113 R)
• M19: 20,436,266 km (0.038 R)
• M20: 22,827,438 km (0.069 R)
• M21: 23,611,630 km (0.077 R)
• M22: 31,593,425 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.5

Radius: 10.4

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.28 AU - 4.78 AU

Year: 5487 Days

Day: 14.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 34,325,586 km

• M1: 129,402 km (0.096 R)
• M2: 524,041 km (0.115 R)
• M3: 989,440 km (0.113 R)
• M4: 1,449,753 km (0.069 R)
• M5: 2,189,215 km (0.105 R)
• M6: 3,062,268 km (0.038 R)
• M7: 3,612,190 km (0.093 R)
• M8: 3,958,659 km (0.047 R)
• M9: 4,403,862 km (0.101 R)
• M10: 6,529,199 km (0.028 R)
• M11: 7,442,045 km (0.115 R)
• M12: 8,044,925 km (0.061 R)
• M13: 9,348,221 km (0.053 R)
• M14: 13,323,186 km (0.106 R)
• M15: 14,729,706 km (0.06 R)
• M16: 21,204,301 km (0.115 R)
• M17: 21,577,997 km (0.109 R)
• M18: 23,274,586 km (0.067 R)
• M19: 24,481,243 km (0.115 R)
• M20: 27,194,051 km (0.089 R)
• M21: 29,355,889 km (0.108 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: 356 - 18,833 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit