🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202

Radius: 9.7

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.68 AU - 0.78 AU

Year: 431 Days

Day: 6.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 31,851,665 km

• M1: 127,009 km (0.084 R)
• M2: 444,156 km (0.07 R)
• M3: 991,385 km (0.106 R)
• M4: 1,847,982 km (0.065 R)
• M5: 3,377,322 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.2

Radius: 11.6

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.27 AU - 3.35 AU

Year: 3251 Days

Day: 11.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,851,665 km

• M1: 146,307 km (0.05 R)
• M2: 574,905 km (0.084 R)
• M3: 1,147,565 km (0.096 R)
• M4: 1,836,912 km (0.11 R)
• M5: 2,390,724 km (0.091 R)
• M6: 2,903,096 km (0.062 R)
• M7: 5,796,917 km (0.109 R)
• M8: 6,807,152 km (0.098 R)
• M9: 8,852,304 km (0.098 R)
• M10: 12,085,114 km (0.096 R)
• M11: 14,161,234 km (0.049 R)
• M12: 15,702,241 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.4

Radius: 12.4

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.78 AU - 5.6 AU

Year: 7011 Days

Day: 13.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 31,851,665 km

• M1: 154,235 km (0.113 R)
• M2: 576,849 km (0.114 R)
• M3: 1,005,597 km (0.064 R)
• M4: 1,840,951 km (0.06 R)
• M5: 3,037,435 km (0.061 R)
• M6: 4,185,150 km (0.068 R)
• M7: 5,940,382 km (0.12 R)
• M8: 6,422,237 km (0.077 R)
• M9: 6,999,984 km (0.077 R)
• M10: 7,798,986 km (0.1 R)
• M11: 8,577,194 km (0.117 R)
• M12: 12,064,619 km (0.098 R)
• M13: 12,474,069 km (0.119 R)
• M14: 13,538,607 km (0.099 R)
• M15: 14,205,814 km (0.106 R)
• M16: 15,666,487 km (0.079 R)
• M17: 17,548,578 km (0.083 R)
• M18: 19,577,125 km (0.103 R)
• M19: 20,286,818 km (0.083 R)
• M20: 21,984,155 km (0.097 R)
• M21: 24,910,439 km (0.096 R)
• M22: 25,575,850 km (0.058 R)
• M23: 29,448,939 km (0.12 R)
• M24: 32,697,607 km (0.079 R)
• M25: 33,294,652 km (0.059 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 96.1

Radius: 5.3

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 5.97 AU - 9.23 AU

Year: 14462 Days

Day: 19.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,851,665 km

• M1: 65,973 km (0.108 R)
• M2: 339,737 km (0.105 R)
• M3: 748,887 km (0.07 R)
• M4: 1,078,451 km (0.104 R)
• M5: 1,405,472 km (0.111 R)
• M6: 1,796,371 km (0.089 R)
• M7: 3,001,232 km (0.066 R)
• M8: 4,561,089 km (0.091 R)
• M9: 5,154,843 km (0.106 R)
• M10: 7,209,869 km (0.103 R)
• M11: 7,531,954 km (0.096 R)
• M12: 8,674,732 km (0.047 R)
• M13: 10,968,366 km (0.104 R)
• M14: 11,346,550 km (0.027 R)
• M15: 12,029,015 km (0.109 R)
• M16: 12,998,559 km (0.06 R)
• M17: 18,771,242 km (0.029 R)
• M18: 28,807,613 km (0.112 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 18,889 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit