🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.82 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.5

Radius: 8.7

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.57 AU - 1.71 AU

Year: 1450 Days

Day: 9 Hours

Environment

Temp: -197 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 70,380,050 km

• M1: 108,159 km (0.087 R)
• M2: 477,965 km (0.092 R)
• M3: 1,113,008 km (0.032 R)
• M4: 1,462,768 km (0.103 R)
• M5: 2,041,113 km (0.089 R)
• M6: 2,671,818 km (0.065 R)
• M7: 3,237,148 km (0.103 R)
• M8: 3,814,895 km (0.051 R)
• M9: 4,532,217 km (0.092 R)
• M10: 4,861,632 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.4

Radius: 12.4

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.68 AU - 2.78 AU

Year: 2299 Days

Day: 12.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 70,380,050 km

• M1: 154,235 km (0.084 R)
• M2: 1,416,243 km (0.066 R)
• M3: 1,906,326 km (0.118 R)
• M4: 2,745,121 km (0.055 R)
• M5: 3,635,228 km (0.112 R)
• M6: 5,555,018 km (0.106 R)
• M7: 6,701,237 km (0.103 R)
• M8: 9,259,510 km (0.1 R)
• M9: 9,717,578 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.8

Radius: 9.6

Gravity: 10.65 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.65 AU - 4.25 AU

Year: 4423 Days

Day: 12.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,380,050 km

• M1: 119,977 km (0.087 R)
• M2: 519,853 km (0.067 R)
• M3: 1,050,476 km (0.12 R)
• M4: 1,676,992 km (0.111 R)
• M5: 3,323,167 km (0.102 R)
• M6: 3,685,044 km (0.07 R)
• M7: 4,388,454 km (0.062 R)
• M8: 5,068,226 km (0.038 R)
• M9: 5,756,526 km (0.067 R)
• M10: 6,603,998 km (0.119 R)
• M11: 8,506,135 km (0.088 R)
• M12: 9,946,912 km (0.064 R)
• M13: 11,071,140 km (0.038 R)
• M14: 12,328,061 km (0.043 R)
• M15: 13,677,584 km (0.118 R)
• M16: 14,611,673 km (0.082 R)
• M17: 15,296,233 km (0.103 R)
• M18: 17,163,812 km (0.108 R)
• M19: 17,478,566 km (0.096 R)
• M20: 22,601,546 km (0.098 R)
• M21: 23,209,212 km (0.115 R)
• M22: 24,536,444 km (0.084 R)
• M23: 25,421,914 km (0.081 R)
• M24: 26,328,328 km (0.077 R)
• M25: 27,256,283 km (0.072 R)
• M26: 29,356,338 km (0.049 R)
• M27: 29,897,733 km (0.044 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 379.2

Radius: 7.3

Gravity: 7.12 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 4.39 AU - 6.77 AU

Year: 9098 Days

Day: 24.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 70,380,050 km

• M1: 93,349 km (0.083 R)
• M2: 351,705 km (0.069 R)
• M3: 626,366 km (0.059 R)
• M4: 1,116,299 km (0.06 R)
• M5: 1,839,455 km (0.055 R)
• M6: 3,231,015 km (0.109 R)
• M7: 3,472,466 km (0.044 R)
• M8: 4,348,661 km (0.057 R)
• M9: 5,831,175 km (0.074 R)
• M10: 6,530,097 km (0.105 R)
• M11: 6,774,988 km (0.077 R)
• M12: 8,458,114 km (0.113 R)
• M13: 9,845,335 km (0.064 R)
• M14: 12,412,734 km (0.034 R)
• M15: 14,196,988 km (0.09 R)
• M16: 15,955,810 km (0.062 R)
• M17: 17,584,482 km (0.031 R)
• M18: 17,855,104 km (0.106 R)
• M19: 18,128,420 km (0.093 R)
• M20: 20,120,315 km (0.118 R)
• M21: 23,866,844 km (0.051 R)
• M22: 24,871,394 km (0.054 R)
• M23: 26,696,638 km (0.06 R)
• M24: 33,839,487 km (0.095 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 576.9

Radius: 6

Gravity: 16.03 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 9 AU - 9.48 AU

Year: 19387 Days

Day: 18.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 70,380,050 km

• M1: 96,790 km (0.086 R)
• M2: 289,023 km (0.112 R)
• M3: 645,515 km (0.083 R)
• M4: 886,218 km (0.074 R)
• M5: 1,134,101 km (0.1 R)
• M6: 1,736,682 km (0.07 R)
• M7: 1,972,897 km (0.067 R)
• M8: 3,273,501 km (0.118 R)
• M9: 3,521,534 km (0.108 R)
• M10: 5,861,693 km (0.048 R)
• M11: 6,610,132 km (0.1 R)
• M12: 7,420,653 km (0.093 R)
• M13: 8,862,776 km (0.092 R)
• M14: 11,206,825 km (0.118 R)
• M15: 11,771,707 km (0.036 R)
• M16: 12,289,615 km (0.097 R)
• M17: 13,721,266 km (0.111 R)
• M18: 13,934,443 km (0.071 R)
• M19: 15,566,406 km (0.099 R)
• M20: 17,321,489 km (0.105 R)
• M21: 20,937,120 km (0.093 R)
• M22: 24,605,110 km (0.096 R)
• M23: 25,450,936 km (0.099 R)
• M24: 28,912,032 km (0.11 R)
• M25: 30,694,042 km (0.114 R)
• M26: 31,303,953 km (0.113 R)
• M27: 34,214,080 km (0.103 R)
• M28: 36,341,661 km (0.097 R)
• M29: 38,697,080 km (0.068 R)
• M30: 39,123,134 km (0.118 R)
• M31: 42,493,425 km (0.09 R)
• M32: 44,948,924 km (0.1 R)
• M33: 47,822,699 km (0.084 R)
• M34: 50,816,452 km (0.119 R)
• M35: 52,532,489 km (0.104 R)
• M36: 58,469,131 km (0.048 R)
• M37: 58,842,677 km (0.092 R)
• M38: 68,085,432 km (0.068 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 260 - 13,953 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit