🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213

Radius: 11

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.6 AU - 0.66 AU

Year: 339 Days

Day: 9.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 54,853,898 km

• M1: 151,692 km (0.103 R)
• M2: 567,425 km (0.12 R)
• M3: 988,842 km (0.101 R)
• M4: 1,365,829 km (0.118 R)
• M5: 1,728,603 km (0.026 R)
• M6: 2,385,188 km (0.058 R)
• M7: 2,780,576 km (0.104 R)
• M8: 3,248,219 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.5

Radius: 8.8

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.36 AU - 1.5 AU

Year: 1160 Days

Day: 9.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,853,898 km

• M1: 109,506 km (0.077 R)
• M2: 388,057 km (0.119 R)
• M3: 758,760 km (0.076 R)
• M4: 1,272,031 km (0.063 R)
• M5: 1,565,243 km (0.114 R)
• M6: 1,912,010 km (0.12 R)
• M7: 3,664,998 km (0.085 R)
• M8: 4,212,227 km (0.086 R)
• M9: 4,557,050 km (0.056 R)
• M10: 4,936,431 km (0.116 R)
• M11: 6,022,062 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241.3

Radius: 10.1

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.22 AU - 3.54 AU

Year: 3315 Days

Day: 10.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,853,898 km

• M1: 125,662 km (0.052 R)
• M2: 559,945 km (0.095 R)
• M3: 1,581,997 km (0.081 R)
• M4: 1,972,448 km (0.092 R)
• M5: 2,310,390 km (0.101 R)
• M6: 2,773,395 km (0.065 R)
• M7: 3,280,981 km (0.114 R)
• M8: 4,523,690 km (0.069 R)
• M9: 5,573,568 km (0.111 R)
• M10: 6,410,269 km (0.082 R)
• M11: 6,832,135 km (0.085 R)
• M12: 7,413,771 km (0.037 R)
• M13: 7,760,689 km (0.079 R)
• M14: 8,179,264 km (0.114 R)
• M15: 9,695,737 km (0.04 R)
• M16: 12,900,722 km (0.108 R)
• M17: 13,276,811 km (0.082 R)
• M18: 14,360,199 km (0.095 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 536.9

Radius: 5.6

Gravity: 17.12 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 5.84 AU - 8.12 AU

Year: 12508 Days

Day: 23.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 54,853,898 km

• M1: 115,041 km (0.092 R)
• M2: 358,586 km (0.083 R)
• M3: 578,794 km (0.084 R)
• M4: 980,614 km (0.102 R)
• M5: 1,268,141 km (0.037 R)
• M6: 1,732,792 km (0.109 R)
• M7: 1,961,527 km (0.036 R)
• M8: 2,480,034 km (0.091 R)
• M9: 2,814,983 km (0.028 R)
• M10: 3,373,282 km (0.103 R)
• M11: 3,784,677 km (0.12 R)
• M12: 4,707,247 km (0.089 R)
• M13: 7,871,242 km (0.038 R)
• M14: 8,182,106 km (0.091 R)
• M15: 8,593,799 km (0.096 R)
• M16: 9,212,536 km (0.047 R)
• M17: 10,117,902 km (0.116 R)
• M18: 11,698,853 km (0.118 R)
• M19: 14,075,065 km (0.032 R)
• M20: 15,341,411 km (0.103 R)
• M21: 18,252,436 km (0.088 R)
• M22: 20,247,324 km (0.104 R)
• M23: 21,169,445 km (0.087 R)
• M24: 21,597,744 km (0.099 R)
• M25: 22,471,545 km (0.113 R)
• M26: 22,917,197 km (0.083 R)
• M27: 25,138,725 km (0.063 R)
• M28: 25,330,211 km (0.07 R)
• M29: 28,734,011 km (0.087 R)
• M30: 32,092,483 km (0.095 R)
• M31: 33,344,318 km (0.099 R)
• M32: 34,984,360 km (0.09 R)
• M33: 37,794,256 km (0.059 R)
• M34: 38,297,803 km (0.105 R)
• M35: 39,447,014 km (0.116 R)
• M36: 39,705,519 km (0.114 R)
• M37: 41,147,493 km (0.059 R)
• M38: 48,143,437 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 429.4

Radius: 7.4

Gravity: 7.84 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.71 AU - 9.37 AU

Year: 15462 Days

Day: 15.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 54,853,898 km

• M1: 97,687 km (0.096 R)
• M2: 897,288 km (0.061 R)
• M3: 1,181,973 km (0.072 R)
• M4: 1,455,438 km (0.063 R)
• M5: 1,853,069 km (0.091 R)
• M6: 2,225,418 km (0.115 R)
• M7: 2,843,407 km (0.114 R)
• M8: 3,570,602 km (0.086 R)
• M9: 3,949,683 km (0.104 R)
• M10: 4,266,232 km (0.075 R)
• M11: 5,284,545 km (0.117 R)
• M12: 6,262,466 km (0.092 R)
• M13: 6,978,441 km (0.03 R)
• M14: 9,760,663 km (0.101 R)
• M15: 10,776,731 km (0.118 R)
• M16: 11,802,674 km (0.108 R)
• M17: 12,158,717 km (0.064 R)
• M18: 14,447,564 km (0.114 R)
• M19: 14,923,734 km (0.119 R)
• M20: 16,710,381 km (0.102 R)
• M21: 17,925,864 km (0.042 R)
• M22: 18,238,673 km (0.085 R)
• M23: 20,446,738 km (0.094 R)
• M24: 24,131,184 km (0.058 R)
• M25: 29,737,065 km (0.064 R)
• M26: 30,285,939 km (0.092 R)
• M27: 30,729,946 km (0.119 R)
• M28: 32,898,666 km (0.089 R)
• M29: 33,485,838 km (0.101 R)
• M30: 33,722,651 km (0.115 R)
• M31: 40,146,683 km (0.079 R)
• M32: 42,595,600 km (0.108 R)
• M33: 43,293,025 km (0.082 R)
• M34: 44,140,049 km (0.114 R)
• M35: 48,541,816 km (0.094 R)
• M36: 51,633,406 km (0.116 R)
• M37: 53,874,083 km (0.118 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 536 - 14,946 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit