🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.2

Radius: 13.5

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.39 AU - 0.63 AU

Year: 251 Days

Day: 14.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 32,402,898 km

• M1: 167,849 km (0.099 R)
• M2: 619,784 km (0.074 R)
• M3: 1,140,085 km (0.116 R)
• M4: 1,591,273 km (0.106 R)
• M5: 2,108,881 km (0.067 R)
• M6: 2,570,391 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385

Radius: 8.2

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.05 AU - 1.35 AU

Year: 907 Days

Day: 6.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 32,402,898 km

• M1: 102,026 km (0.081 R)
• M2: 360,381 km (0.077 R)
• M3: 621,878 km (0.107 R)
• M4: 925,861 km (0.111 R)
• M5: 1,210,696 km (0.109 R)
• M6: 1,524,253 km (0.111 R)
• M7: 1,788,293 km (0.091 R)
• M8: 2,208,065 km (0.111 R)
• M9: 2,715,052 km (0.067 R)
• M10: 3,156,964 km (0.118 R)
• M11: 3,468,726 km (0.117 R)
• M12: 4,775,762 km (0.087 R)
• M13: 5,348,573 km (0.113 R)
• M14: 6,005,158 km (0.092 R)
• M15: 6,506,311 km (0.114 R)
• M16: 6,927,129 km (0.072 R)
• M17: 7,276,740 km (0.04 R)
• M18: 7,753,358 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.4

Radius: 8.8

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.24 AU - 1.28 AU

Year: 976 Days

Day: 7.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 32,402,898 km

• M1: 109,506 km (0.086 R)
• M2: 458,667 km (0.112 R)
• M3: 790,326 km (0.088 R)
• M4: 1,175,091 km (0.103 R)
• M5: 1,631,963 km (0.036 R)
• M6: 2,234,992 km (0.115 R)
• M7: 2,565,454 km (0.062 R)
• M8: 3,229,818 km (0.119 R)
• M9: 3,595,435 km (0.089 R)
• M10: 4,343,425 km (0.101 R)
• M11: 4,684,209 km (0.084 R)
• M12: 6,230,303 km (0.096 R)
• M13: 7,096,175 km (0.038 R)
• M14: 7,790,309 km (0.118 R)
• M15: 8,767,482 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.7

Radius: 13.7

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.29 AU - 6.09 AU

Year: 8161 Days

Day: 8.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,402,898 km

• M1: 170,392 km (0.104 R)
• M2: 632,949 km (0.095 R)
• M3: 1,187,508 km (0.085 R)
• M4: 2,327,444 km (0.103 R)
• M5: 3,029,955 km (0.08 R)
• M6: 3,603,065 km (0.031 R)
• M7: 4,199,511 km (0.086 R)
• M8: 4,807,926 km (0.102 R)
• M9: 7,486,476 km (0.111 R)
• M10: 9,649,362 km (0.088 R)
• M11: 12,251,318 km (0.092 R)
• M12: 13,021,148 km (0.065 R)
• M13: 13,659,931 km (0.118 R)
• M14: 14,208,207 km (0.099 R)
• M15: 14,657,450 km (0.071 R)
• M16: 18,467,558 km (0.108 R)
• M17: 19,411,521 km (0.059 R)
• M18: 26,686,615 km (0.101 R)
• M19: 27,285,455 km (0.102 R)
• M20: 29,497,259 km (0.105 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 11,426 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit