🌌 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: 813.6

Radius: 11.6

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.64 AU - 0.88 AU

Year: 457 Days

Day: 9.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 65,807,755 km

• M1: 146,905 km (0.113 R)
• M2: 515,065 km (0.092 R)
• M3: 1,011,282 km (0.097 R)
• M4: 1,454,540 km (0.104 R)
• M5: 1,847,534 km (0.075 R)
• M6: 2,416,155 km (0.074 R)
• M7: 3,156,515 km (0.083 R)
• M8: 3,618,473 km (0.092 R)
• M9: 4,014,908 km (0.071 R)
• M10: 4,833,507 km (0.099 R)
• M11: 5,450,150 km (0.058 R)
• M12: 5,848,379 km (0.1 R)
• M13: 6,228,807 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.6

Radius: 9.7

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.34 AU - 1.72 AU

Year: 1306 Days

Day: 5.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,807,755 km

• M1: 121,025 km (0.09 R)
• M2: 573,409 km (0.111 R)
• M3: 886,816 km (0.082 R)
• M4: 1,234,482 km (0.078 R)
• M5: 1,726,210 km (0.1 R)
• M6: 2,123,691 km (0.11 R)
• M7: 2,467,018 km (0.11 R)
• M8: 3,308,357 km (0.082 R)
• M9: 5,014,670 km (0.096 R)
• M10: 6,143,087 km (0.09 R)
• M11: 6,598,912 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.4

Radius: 11.3

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.49 AU - 1.73 AU

Year: 1410 Days

Day: 9.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 65,807,755 km

• M1: 140,772 km (0.108 R)
• M2: 759,658 km (0.071 R)
• M3: 1,263,354 km (0.061 R)
• M4: 2,016,729 km (0.073 R)
• M5: 2,815,282 km (0.102 R)
• M6: 3,682,800 km (0.079 R)
• M7: 4,241,249 km (0.101 R)
• M8: 5,506,698 km (0.076 R)
• M9: 5,965,215 km (0.082 R)
• M10: 6,449,015 km (0.116 R)
• M11: 7,059,224 km (0.069 R)
• M12: 7,417,362 km (0.097 R)
• M13: 8,973,927 km (0.111 R)
• M14: 10,276,775 km (0.112 R)
• M15: 10,905,984 km (0.07 R)
• M16: 11,420,750 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 31.9

Radius: 13.2

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.33 AU - 1.95 AU

Year: 1450 Days

Day: 8 Hours

Environment

Temp: -189 °C

Axial Tilt: 94.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 65,807,755 km

• M1: 164,558 km (0.041 R)
• M2: 597,045 km (0.09 R)
• M3: 1,521,560 km (0.12 R)
• M4: 2,118,156 km (0.11 R)
• M5: 2,897,262 km (0.092 R)
• M6: 3,944,148 km (0.1 R)
• M7: 4,383,816 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.1

Radius: 12.1

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 4.42 AU - 5.52 AU

Year: 7648 Days

Day: 7 Hours

Environment

Temp: -232 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,807,755 km

• M1: 150,645 km (0.113 R)
• M2: 568,921 km (0.113 R)
• M3: 1,043,894 km (0.063 R)
• M4: 1,827,936 km (0.105 R)
• M5: 2,401,943 km (0.11 R)
• M6: 3,679,360 km (0.109 R)
• M7: 4,135,035 km (0.085 R)
• M8: 4,737,017 km (0.1 R)
• M9: 7,596,580 km (0.111 R)
• M10: 8,060,184 km (0.102 R)
• M11: 11,449,922 km (0.084 R)
• M12: 11,957,358 km (0.035 R)
• M13: 13,570,172 km (0.076 R)
• M14: 14,546,149 km (0.093 R)
• M15: 14,961,283 km (0.093 R)
• M16: 15,445,531 km (0.026 R)
• M17: 15,940,252 km (0.038 R)
• M18: 16,637,677 km (0.113 R)
• M19: 17,157,679 km (0.096 R)
• M20: 17,890,260 km (0.108 R)
• M21: 19,921,799 km (0.087 R)
• M22: 21,639,033 km (0.095 R)
• M23: 26,580,400 km (0.073 R)
• M24: 27,291,588 km (0.103 R)
• M25: 27,833,133 km (0.118 R)
• M26: 28,289,855 km (0.1 R)
• M27: 35,542,360 km (0.047 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 713.2

Radius: 7.1

Gravity: 14.15 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 7.43 AU - 8.67 AU

Year: 15765 Days

Day: 18.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 65,807,755 km

• M1: 173,384 km (0.109 R)
• M2: 399,875 km (0.094 R)
• M3: 705,653 km (0.048 R)
• M4: 1,054,815 km (0.064 R)
• M5: 1,410,858 km (0.051 R)
• M6: 1,724,564 km (0.116 R)
• M7: 2,515,039 km (0.108 R)
• M8: 3,257,793 km (0.034 R)
• M9: 5,027,236 km (0.115 R)
• M10: 5,535,271 km (0.088 R)
• M11: 6,076,965 km (0.084 R)
• M12: 9,652,503 km (0.074 R)
• M13: 11,022,371 km (0.111 R)
• M14: 12,323,274 km (0.089 R)
• M15: 12,712,977 km (0.087 R)
• M16: 14,212,845 km (0.1 R)
• M17: 15,152,619 km (0.086 R)
• M18: 16,915,630 km (0.12 R)
• M19: 18,896,605 km (0.08 R)
• M20: 20,031,753 km (0.111 R)
• M21: 22,437,437 km (0.097 R)
• M22: 26,827,536 km (0.072 R)
• M23: 28,484,482 km (0.055 R)
• M24: 28,937,614 km (0.088 R)
• M25: 29,280,492 km (0.077 R)
• M26: 32,737,250 km (0.063 R)
• M27: 36,059,370 km (0.117 R)
• M28: 40,877,169 km (0.112 R)
• M29: 44,417,852 km (0.099 R)
• M30: 45,180,352 km (0.065 R)
• M31: 46,262,543 km (0.115 R)
• M32: 48,478,536 km (0.107 R)
• M33: 51,096,499 km (0.079 R)
• M34: 56,079,455 km (0.119 R)
• M35: 61,565,059 km (0.074 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: 280 - 14,159 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit