🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.8

Radius: 11.7

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.68 AU - 1.06 AU

Year: 532 Days

Day: 6.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,200,013 km

• M1: 145,559 km (0.106 R)
• M2: 519,853 km (0.116 R)
• M3: 1,056,909 km (0.043 R)
• M4: 1,643,333 km (0.071 R)
• M5: 2,250,550 km (0.113 R)
• M6: 2,628,135 km (0.08 R)
• M7: 3,221,740 km (0.12 R)
• M8: 3,903,008 km (0.119 R)
• M9: 4,409,098 km (0.034 R)
• M10: 5,168,008 km (0.12 R)
• M11: 5,570,576 km (0.106 R)
• M12: 6,103,144 km (0.097 R)

Planet 2 - Ice Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 535.8

Radius: 4.2

Gravity: 30.37 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 6.82 AU - 7.44 AU

Year: 12489 Days

Day: 15.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,200,013 km

• M1: 52,359 km (0.075 R)
• M2: 189,690 km (0.033 R)
• M3: 612,005 km (0.106 R)
• M4: 1,175,390 km (0.12 R)
• M5: 2,081,056 km (0.071 R)
• M6: 3,110,888 km (0.074 R)
• M7: 5,364,580 km (0.073 R)
• M8: 7,887,398 km (0.119 R)
• M9: 9,578,004 km (0.108 R)
• M10: 10,775,983 km (0.107 R)
• M11: 11,896,172 km (0.099 R)
• M12: 14,762,617 km (0.106 R)
• M13: 15,928,732 km (0.093 R)
• M14: 16,211,921 km (0.098 R)
• M15: 23,777,534 km (0.12 R)
• M16: 27,649,277 km (0.103 R)
• M17: 31,809,145 km (0.116 R)
• M18: 45,039,132 km (0.117 R)
• M19: 45,747,328 km (0.058 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 877.2

Radius: 5.3

Gravity: 31.23 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 7.09 AU - 11.45 AU

Year: 18515 Days

Day: 16.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 71,200,013 km

• M1: 66,122 km (0.052 R)
• M2: 399,277 km (0.084 R)
• M3: 751,430 km (0.101 R)
• M4: 1,045,091 km (0.114 R)
• M5: 1,305,989 km (0.06 R)
• M6: 1,750,744 km (0.08 R)
• M7: 2,120,400 km (0.072 R)
• M8: 2,290,942 km (0.062 R)
• M9: 3,014,098 km (0.104 R)
• M10: 4,646,510 km (0.113 R)
• M11: 6,388,278 km (0.084 R)
• M12: 7,023,022 km (0.06 R)
• M13: 7,211,814 km (0.115 R)
• M14: 7,599,871 km (0.06 R)
• M15: 8,792,764 km (0.1 R)
• M16: 9,692,895 km (0.111 R)
• M17: 12,277,497 km (0.081 R)
• M18: 14,665,229 km (0.041 R)
• M19: 17,259,854 km (0.077 R)
• M20: 20,239,994 km (0.103 R)
• M21: 25,051,360 km (0.106 R)
• M22: 26,619,445 km (0.081 R)
• M23: 29,580,436 km (0.109 R)
• M24: 32,231,460 km (0.083 R)
• M25: 36,287,058 km (0.106 R)
• M26: 40,974,258 km (0.089 R)
• M27: 48,055,474 km (0.085 R)
• M28: 50,644,265 km (0.105 R)
• M29: 52,420,889 km (0.108 R)
• M30: 57,424,489 km (0.066 R)
• M31: 60,534,778 km (0.109 R)
• M32: 60,931,362 km (0.081 R)
• M33: 61,329,592 km (0.047 R)
• M34: 61,529,305 km (0.076 R)
• M35: 66,034,894 km (0.084 R)
• M36: 68,797,966 km (0.088 R)
• M37: 70,975,214 km (0.108 R)
• M38: 72,303,344 km (0.065 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 498.9

Radius: 7.2

Gravity: 9.62 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 8.53 AU - 11.77 AU

Year: 21213 Days

Day: 21.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 71,200,013 km

• M1: 89,609 km (0.115 R)
• M2: 786,436 km (0.119 R)
• M3: 2,126,983 km (0.098 R)
• M4: 4,243,194 km (0.109 R)
• M5: 5,664,823 km (0.06 R)
• M6: 7,710,573 km (0.117 R)
• M7: 9,802,550 km (0.082 R)
• M8: 21,285,982 km (0.061 R)
• M9: 21,669,102 km (0.067 R)
• M10: 24,168,134 km (0.109 R)
• M11: 25,648,405 km (0.028 R)
• M12: 30,937,139 km (0.099 R)
• M13: 42,387,659 km (0.067 R)
• M14: 46,433,234 km (0.089 R)
• M15: 51,929,011 km (0.118 R)
• M16: 56,736,040 km (0.095 R)
• M17: 64,589,479 km (0.116 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 353 - 17,219 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit