🌌 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: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.6

Radius: 14.7

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.47 AU - 0.59 AU

Year: 266 Days

Day: 13 Hours

Environment

Temp: -144 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 89,739,167 km

• M1: 182,809 km (0.059 R)
• M2: 848,669 km (0.086 R)
• M3: 1,461,870 km (0.064 R)
• M4: 2,304,256 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.5

Radius: 14.5

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 3.17 AU - 4.25 AU

Year: 4933 Days

Day: 9.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 89,739,167 km

• M1: 191,784 km (0.108 R)
• M2: 844,181 km (0.12 R)
• M3: 2,010,745 km (0.096 R)
• M4: 2,547,353 km (0.093 R)
• M5: 3,139,760 km (0.098 R)
• M6: 3,621,615 km (0.103 R)
• M7: 5,174,890 km (0.075 R)
• M8: 5,670,058 km (0.084 R)
• M9: 6,456,195 km (0.075 R)
• M10: 7,278,236 km (0.109 R)
• M11: 8,246,583 km (0.102 R)
• M12: 9,341,489 km (0.062 R)
• M13: 10,485,464 km (0.073 R)
• M14: 11,091,485 km (0.119 R)
• M15: 12,069,407 km (0.077 R)
• M16: 14,708,762 km (0.071 R)
• M17: 16,878,679 km (0.112 R)
• M18: 17,388,509 km (0.118 R)
• M19: 18,573,324 km (0.099 R)
• M20: 22,913,457 km (0.101 R)
• M21: 27,273,188 km (0.096 R)
• M22: 28,601,019 km (0.096 R)
• M23: 30,625,975 km (0.089 R)
• M24: 31,963,380 km (0.044 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.5

Radius: 9.4

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.1 AU - 4.44 AU

Year: 6091 Days

Day: 6.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 89,739,167 km

• M1: 121,324 km (0.056 R)
• M2: 1,437,486 km (0.068 R)
• M3: 1,908,121 km (0.058 R)
• M4: 2,873,925 km (0.071 R)
• M5: 3,811,604 km (0.111 R)
• M6: 4,550,019 km (0.063 R)
• M7: 5,679,334 km (0.054 R)
• M8: 7,374,277 km (0.082 R)
• M9: 11,551,798 km (0.112 R)
• M10: 12,096,334 km (0.036 R)
• M11: 15,674,416 km (0.07 R)
• M12: 20,684,898 km (0.11 R)
• M13: 21,217,915 km (0.054 R)
• M14: 21,691,841 km (0.102 R)
• M15: 23,227,313 km (0.058 R)
• M16: 23,730,860 km (0.1 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.2

Radius: 5.8

Gravity: 29.35 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 9.16 AU - 10.54 AU

Year: 21339 Days

Day: 16.2 Hours

Environment

Temp: -245 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 89,739,167 km

• M1: 72,106 km (0.094 R)
• M2: 482,304 km (0.027 R)
• M3: 2,928,528 km (0.118 R)
• M4: 3,722,294 km (0.116 R)
• M5: 4,876,741 km (0.114 R)
• M6: 5,940,980 km (0.029 R)
• M7: 6,480,879 km (0.104 R)
• M8: 7,251,158 km (0.066 R)
• M9: 7,452,816 km (0.119 R)
• M10: 9,441,122 km (0.103 R)
• M11: 13,957,481 km (0.119 R)
• M12: 20,726,635 km (0.056 R)
• M13: 30,959,878 km (0.064 R)
• M14: 36,407,335 km (0.119 R)
• M15: 39,745,312 km (0.063 R)
• M16: 43,447,410 km (0.04 R)
• M17: 45,638,122 km (0.106 R)
• M18: 57,304,512 km (0.114 R)
• M19: 58,307,416 km (0.052 R)
• M20: 71,732,179 km (0.056 R)
• M21: 73,131,069 km (0.046 R)
• M22: 82,162,143 km (0.067 R)
• M23: 83,950,435 km (0.105 R)
• M24: 85,764,310 km (0.053 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 204 - 14,397 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit