🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.6

Radius: 13.1

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.71 AU - 0.81 AU

Year: 428 Days

Day: 8.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,572,218 km

• M1: 163,211 km (0.12 R)
• M2: 797,057 km (0.052 R)
• M3: 1,335,311 km (0.106 R)
• M4: 2,176,200 km (0.11 R)
• M5: 2,664,787 km (0.025 R)
• M6: 3,443,444 km (0.071 R)
• M7: 4,029,568 km (0.112 R)
• M8: 4,620,929 km (0.109 R)
• M9: 5,625,030 km (0.078 R)
• M10: 6,422,237 km (0.111 R)

Planet 2 - Ice Giant

Semi-Major Axis: 6.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 642.8

Radius: 6.4

Gravity: 15.69 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 6.24 AU - 7.36 AU

Year: 11449 Days

Day: 22.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 51,572,218 km

• M1: 80,035 km (0.084 R)
• M2: 318,494 km (0.064 R)
• M3: 648,208 km (0.086 R)
• M4: 919,877 km (0.073 R)
• M5: 1,217,427 km (0.064 R)
• M6: 1,713,045 km (0.079 R)
• M7: 2,278,226 km (0.09 R)
• M8: 2,871,232 km (0.066 R)
• M9: 3,288,161 km (0.053 R)
• M10: 3,797,991 km (0.039 R)
• M11: 4,100,029 km (0.051 R)
• M12: 5,136,293 km (0.031 R)
• M13: 6,962,135 km (0.071 R)
• M14: 7,670,780 km (0.113 R)
• M15: 7,887,997 km (0.112 R)
• M16: 8,611,153 km (0.085 R)
• M17: 11,491,510 km (0.061 R)
• M18: 12,182,951 km (0.094 R)
• M19: 13,209,492 km (0.115 R)
• M20: 13,711,991 km (0.107 R)
• M21: 14,956,496 km (0.062 R)
• M22: 16,633,937 km (0.112 R)
• M23: 20,274,999 km (0.119 R)
• M24: 21,368,709 km (0.097 R)
• M25: 21,799,701 km (0.09 R)
• M26: 24,507,871 km (0.081 R)
• M27: 25,748,187 km (0.084 R)
• M28: 28,353,284 km (0.036 R)
• M29: 28,560,627 km (0.064 R)
• M30: 28,769,017 km (0.1 R)
• M31: 30,581,694 km (0.038 R)
• M32: 31,571,434 km (0.099 R)
• M33: 35,744,616 km (0.094 R)
• M34: 36,965,933 km (0.077 R)
• M35: 46,880,682 km (0.118 R)
• M36: 50,289,419 km (0.119 R)
• M37: 51,205,107 km (0.096 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 916.6

Radius: 7.4

Gravity: 16.74 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 8.04 AU - 8.04 AU

Year: 14720 Days

Day: 18.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 51,572,218 km

• M1: 92,003 km (0.092 R)
• M2: 327,021 km (0.117 R)
• M3: 761,004 km (0.1 R)
• M4: 1,083,537 km (0.063 R)
• M5: 1,527,095 km (0.118 R)
• M6: 2,456,846 km (0.038 R)
• M7: 2,822,463 km (0.036 R)
• M8: 3,145,744 km (0.101 R)
• M9: 3,896,875 km (0.083 R)
• M10: 4,266,830 km (0.071 R)
• M11: 4,626,314 km (0.119 R)
• M12: 4,865,521 km (0.099 R)
• M13: 5,986,009 km (0.075 R)
• M14: 9,912,654 km (0.074 R)
• M15: 11,635,124 km (0.117 R)
• M16: 16,202,497 km (0.116 R)
• M17: 17,901,330 km (0.116 R)
• M18: 19,272,843 km (0.029 R)
• M19: 23,907,685 km (0.083 R)
• M20: 25,674,884 km (0.095 R)
• M21: 36,770,857 km (0.108 R)
• M22: 39,403,032 km (0.073 R)
• M23: 40,692,566 km (0.105 R)
• M24: 44,884,298 km (0.118 R)
• M25: 49,851,097 km (0.091 R)
• M26: 51,189,848 km (0.06 R)
• M27: 55,171,994 km (0.062 R)
• M28: 57,329,345 km (0.038 R)
• M29: 58,983,897 km (0.071 R)
• M30: 62,580,828 km (0.062 R)

Planet 4 - Ice Giant

Semi-Major Axis: 11.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 144.5

Radius: 6.1

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 10.41 AU - 12.05 AU

Year: 24299 Days

Day: 17.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,572,218 km

• M1: 76,893 km (0.078 R)
• M2: 275,110 km (0.039 R)
• M3: 506,688 km (0.1 R)
• M4: 727,195 km (0.058 R)
• M5: 1,067,082 km (0.03 R)
• M6: 1,960,330 km (0.077 R)
• M7: 2,418,848 km (0.095 R)
• M8: 2,663,141 km (0.067 R)
• M9: 4,085,069 km (0.109 R)
• M10: 7,109,788 km (0.101 R)
• M11: 8,784,537 km (0.047 R)
• M12: 10,652,116 km (0.037 R)
• M13: 13,449,148 km (0.117 R)
• M14: 14,546,897 km (0.058 R)
• M15: 14,746,610 km (0.103 R)
• M16: 23,953,910 km (0.08 R)
• M17: 24,232,611 km (0.116 R)
• M18: 24,796,595 km (0.114 R)
• M19: 33,174,375 km (0.032 R)
• M20: 39,525,253 km (0.052 R)
• M21: 48,543,761 km (0.108 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 336 - 16,972 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit