🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.4

Radius: 8.2

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.09 AU - 1.65 AU

Year: 1127 Days

Day: 8.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 35,874,620 km

• M1: 103,671 km (0.032 R)
• M2: 465,848 km (0.078 R)
• M3: 1,045,689 km (0.119 R)
• M4: 1,874,013 km (0.034 R)
• M5: 3,057,032 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.9

Radius: 8.5

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.56 AU - 2.52 AU

Year: 2048 Days

Day: 9.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 35,874,620 km

• M1: 106,663 km (0.064 R)
• M2: 400,473 km (0.099 R)
• M3: 851,511 km (0.066 R)
• M4: 1,281,904 km (0.091 R)
• M5: 1,629,270 km (0.102 R)
• M6: 3,575,389 km (0.078 R)
• M7: 3,850,500 km (0.088 R)
• M8: 4,195,771 km (0.074 R)
• M9: 5,423,820 km (0.069 R)
• M10: 5,741,865 km (0.059 R)
• M11: 6,242,420 km (0.086 R)
• M12: 7,060,870 km (0.115 R)
• M13: 7,413,023 km (0.101 R)
• M14: 7,891,288 km (0.087 R)
• M15: 9,353,308 km (0.042 R)
• M16: 10,250,745 km (0.084 R)
• M17: 11,204,581 km (0.065 R)
• M18: 12,024,677 km (0.113 R)
• M19: 12,606,164 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.6

Radius: 13.7

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.54 AU - 2.56 AU

Year: 2862 Days

Day: 10.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 35,874,620 km

• M1: 170,691 km (0.118 R)
• M2: 672,442 km (0.106 R)
• M3: 1,117,197 km (0.092 R)
• M4: 1,695,991 km (0.074 R)
• M5: 2,581,461 km (0.054 R)
• M6: 4,245,737 km (0.045 R)
• M7: 4,713,979 km (0.035 R)
• M8: 5,400,034 km (0.088 R)
• M9: 7,955,016 km (0.119 R)
• M10: 9,127,265 km (0.059 R)
• M11: 9,947,211 km (0.118 R)
• M12: 11,003,073 km (0.12 R)
• M13: 11,461,291 km (0.102 R)
• M14: 12,538,994 km (0.1 R)
• M15: 13,380,183 km (0.102 R)
• M16: 14,348,530 km (0.087 R)
• M17: 14,849,982 km (0.059 R)
• M18: 15,743,680 km (0.072 R)
• M19: 16,923,409 km (0.101 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 991.9

Radius: 7

Gravity: 20.24 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 4.78 AU - 7.86 AU

Year: 11168 Days

Day: 22.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 35,874,620 km

• M1: 87,066 km (0.097 R)
• M2: 438,471 km (0.116 R)
• M3: 699,220 km (0.059 R)
• M4: 1,645,128 km (0.041 R)
• M5: 2,220,032 km (0.111 R)
• M6: 2,898,160 km (0.077 R)
• M7: 3,544,572 km (0.079 R)
• M8: 4,467,292 km (0.098 R)
• M9: 4,753,622 km (0.108 R)
• M10: 5,686,664 km (0.108 R)
• M11: 6,777,831 km (0.037 R)
• M12: 7,113,678 km (0.11 R)
• M13: 7,728,226 km (0.057 R)
• M14: 13,447,502 km (0.095 R)
• M15: 14,940,788 km (0.116 R)
• M16: 16,616,733 km (0.054 R)
• M17: 17,696,082 km (0.088 R)
• M18: 19,401,647 km (0.089 R)
• M19: 22,115,352 km (0.103 R)
• M20: 23,610,434 km (0.074 R)
• M21: 23,898,110 km (0.096 R)
• M22: 28,390,235 km (0.11 R)
• M23: 31,639,950 km (0.054 R)
• M24: 32,106,845 km (0.064 R)
• M25: 33,655,931 km (0.033 R)
• M26: 35,254,234 km (0.073 R)
• M27: 36,008,656 km (0.107 R)
• M28: 38,867,172 km (0.117 R)
• M29: 40,079,065 km (0.069 R)
• M30: 41,594,042 km (0.106 R)
• M31: 42,154,286 km (0.115 R)
• M32: 43,433,348 km (0.047 R)
• M33: 47,883,436 km (0.09 R)
• M34: 49,745,331 km (0.04 R)
• M35: 55,282,248 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 610.3

Radius: 3.9

Gravity: 40.12 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 5.36 AU - 8.54 AU

Year: 12879 Days

Day: 18.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 35,874,620 km

• M1: 54,154 km (0.057 R)
• M2: 185,651 km (0.05 R)
• M3: 350,957 km (0.073 R)
• M4: 568,322 km (0.114 R)
• M5: 729,738 km (0.099 R)
• M6: 860,637 km (0.047 R)
• M7: 1,378,844 km (0.108 R)
• M8: 2,367,237 km (0.086 R)
• M9: 3,334,387 km (0.034 R)
• M10: 3,513,605 km (0.108 R)
• M11: 3,808,163 km (0.106 R)
• M12: 4,206,543 km (0.085 R)
• M13: 4,538,650 km (0.077 R)
• M14: 4,855,498 km (0.113 R)
• M15: 5,894,605 km (0.08 R)
• M16: 7,032,147 km (0.082 R)
• M17: 8,830,314 km (0.08 R)
• M18: 9,323,538 km (0.088 R)
• M19: 10,636,708 km (0.063 R)
• M20: 11,890,188 km (0.12 R)
• M21: 16,018,042 km (0.068 R)
• M22: 22,513,582 km (0.096 R)
• M23: 22,695,194 km (0.09 R)
• M24: 24,855,088 km (0.115 R)
• M25: 25,440,315 km (0.078 R)
• M26: 26,943,474 km (0.057 R)
• M27: 27,250,898 km (0.059 R)
• M28: 31,239,027 km (0.044 R)
• M29: 33,312,603 km (0.104 R)
• M30: 34,023,792 km (0.104 R)
• M31: 34,382,976 km (0.084 R)
• M32: 36,717,601 km (0.099 R)
• M33: 42,248,982 km (0.115 R)
• M34: 43,784,155 km (0.096 R)
• M35: 44,494,147 km (0.081 R)
• M36: 45,646,050 km (0.1 R)
• M37: 53,138,211 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 80.8

Radius: 4.7

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 8.57 AU - 9.35 AU

Year: 18853 Days

Day: 17.7 Hours

Environment

Temp: -244 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,874,620 km

• M1: 197,020 km (0.102 R)
• M2: 541,245 km (0.096 R)
• M3: 1,299,407 km (0.03 R)
• M4: 1,992,943 km (0.101 R)
• M5: 3,278,886 km (0.116 R)
• M6: 3,682,800 km (0.086 R)
• M7: 4,069,212 km (0.107 R)
• M8: 5,241,161 km (0.055 R)
• M9: 7,228,868 km (0.119 R)
• M10: 16,601,624 km (0.107 R)
• M11: 16,794,904 km (0.12 R)
• M12: 29,147,200 km (0.112 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: 363 - 15,468 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit