🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654

Radius: 14

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.73 AU - 0.75 AU

Year: 418 Days

Day: 5.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 54,962,624 km

• M1: 174,132 km (0.117 R)
• M2: 1,017,415 km (0.092 R)
• M3: 1,693,448 km (0.105 R)
• M4: 2,387,582 km (0.091 R)
• M5: 2,909,978 km (0.091 R)
• M6: 3,449,876 km (0.07 R)
• M7: 3,914,228 km (0.111 R)
• M8: 4,690,043 km (0.093 R)
• M9: 5,138,238 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.9

Radius: 10.4

Gravity: 6.91 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.64 AU - 0.9 AU

Year: 443 Days

Day: 11.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,962,624 km

• M1: 129,402 km (0.066 R)
• M2: 590,463 km (0.067 R)
• M3: 1,035,068 km (0.066 R)
• M4: 1,613,413 km (0.091 R)
• M5: 2,434,705 km (0.12 R)
• M6: 3,000,185 km (0.083 R)
• M7: 3,416,367 km (0.062 R)
• M8: 3,792,456 km (0.064 R)
• M9: 4,266,082 km (0.114 R)
• M10: 4,703,207 km (0.095 R)
• M11: 5,122,081 km (0.118 R)
• M12: 5,565,789 km (0.119 R)
• M13: 5,981,521 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.5

Radius: 8

Gravity: 9.93 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.15 AU - 5.19 AU

Year: 5586 Days

Day: 7.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,962,624 km

• M1: 99,483 km (0.1 R)
• M2: 375,790 km (0.079 R)
• M3: 756,816 km (0.054 R)
• M4: 1,068,727 km (0.111 R)
• M5: 1,489,845 km (0.106 R)
• M6: 2,107,385 km (0.104 R)
• M7: 2,424,682 km (0.079 R)
• M8: 2,683,487 km (0.05 R)
• M9: 4,003,538 km (0.039 R)
• M10: 4,392,044 km (0.09 R)
• M11: 5,710,300 km (0.101 R)
• M12: 7,452,218 km (0.102 R)
• M13: 8,308,367 km (0.078 R)
• M14: 11,750,913 km (0.116 R)
• M15: 12,701,906 km (0.066 R)
• M16: 13,275,465 km (0.118 R)
• M17: 13,757,469 km (0.07 R)
• M18: 16,836,044 km (0.112 R)
• M19: 19,649,082 km (0.04 R)
• M20: 20,700,007 km (0.069 R)
• M21: 21,130,550 km (0.103 R)
• M22: 22,009,886 km (0.106 R)
• M23: 22,383,282 km (0.073 R)
• M24: 23,142,940 km (0.117 R)
• M25: 28,153,122 km (0.092 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 872.3

Radius: 4.1

Gravity: 51.89 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 6.07 AU - 6.25 AU

Year: 10030 Days

Day: 15.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 54,962,624 km

• M1: 52,060 km (0.111 R)
• M2: 320,289 km (0.046 R)
• M3: 546,481 km (0.097 R)
• M4: 708,795 km (0.069 R)
• M5: 844,181 km (0.118 R)
• M6: 1,051,972 km (0.09 R)
• M7: 1,293,274 km (0.084 R)
• M8: 2,771,600 km (0.096 R)
• M9: 2,927,182 km (0.114 R)
• M10: 4,243,792 km (0.095 R)
• M11: 4,572,309 km (0.076 R)
• M12: 4,789,974 km (0.108 R)
• M13: 4,949,745 km (0.092 R)
• M14: 5,730,795 km (0.094 R)
• M15: 6,396,955 km (0.119 R)
• M16: 8,285,628 km (0.113 R)
• M17: 8,703,455 km (0.042 R)
• M18: 10,569,838 km (0.079 R)
• M19: 12,207,186 km (0.082 R)
• M20: 13,304,187 km (0.102 R)
• M21: 16,403,407 km (0.1 R)
• M22: 17,509,533 km (0.102 R)
• M23: 17,812,768 km (0.069 R)
• M24: 20,199,153 km (0.081 R)
• M25: 20,365,506 km (0.117 R)
• M26: 20,954,623 km (0.119 R)
• M27: 22,432,799 km (0.074 R)
• M28: 23,885,993 km (0.107 R)
• M29: 25,112,097 km (0.085 R)
• M30: 27,383,142 km (0.054 R)
• M31: 27,997,391 km (0.099 R)
• M32: 28,725,484 km (0.106 R)
• M33: 29,359,480 km (0.048 R)
• M34: 36,344,055 km (0.06 R)
• M35: 37,460,055 km (0.098 R)
• M36: 43,246,351 km (0.085 R)
• M37: 46,640,128 km (0.078 R)
• M38: 51,126,419 km (0.113 R)
• M39: 51,590,322 km (0.027 R)

Asteroid Belt

Center: 8.58 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 180.3

Radius: 7.3

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 10.26 AU - 11.74 AU

Year: 23933 Days

Day: 17.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,962,624 km

• M1: 197,918 km (0.106 R)
• M2: 1,100,442 km (0.105 R)
• M3: 2,009,399 km (0.106 R)
• M4: 2,870,185 km (0.118 R)
• M5: 3,173,569 km (0.111 R)
• M6: 6,746,116 km (0.082 R)
• M7: 11,303,166 km (0.116 R)
• M8: 12,121,766 km (0.062 R)
• M9: 14,074,317 km (0.075 R)
• M10: 18,195,140 km (0.117 R)
• M11: 24,850,001 km (0.086 R)
• M12: 27,247,607 km (0.083 R)
• M13: 27,765,814 km (0.115 R)
• M14: 41,304,421 km (0.096 R)
• M15: 42,679,674 km (0.116 R)
• M16: 49,094,431 km (0.103 R)
• M17: 52,690,165 km (0.089 R)
• M18: 53,010,903 km (0.102 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 12,841 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit