🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.83 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.1

Radius: 10.6

Gravity: 8.05 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.42 AU - 1.88 AU

Year: 1413 Days

Day: 8 Hours

Environment

Temp: -190 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,998,173 km

• M1: 131,796 km (0.088 R)
• M2: 528,978 km (0.094 R)
• M3: 1,002,904 km (0.104 R)
• M4: 1,344,137 km (0.117 R)
• M5: 1,984,865 km (0.094 R)
• M6: 2,369,929 km (0.085 R)
• M7: 2,875,421 km (0.104 R)
• M8: 3,854,539 km (0.108 R)
• M9: 4,478,811 km (0.06 R)
• M10: 5,042,495 km (0.105 R)
• M11: 6,214,894 km (0.107 R)
• M12: 7,207,027 km (0.109 R)
• M13: 8,126,456 km (0.04 R)
• M14: 8,751,027 km (0.064 R)
• M15: 9,764,103 km (0.033 R)
• M16: 10,678,146 km (0.087 R)
• M17: 11,318,575 km (0.06 R)
• M18: 13,072,012 km (0.097 R)
• M19: 14,055,318 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.4

Radius: 13.6

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.37 AU - 2.39 AU

Year: 2448 Days

Day: 13.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,998,173 km

• M1: 169,345 km (0.084 R)
• M2: 839,842 km (0.069 R)
• M3: 1,597,406 km (0.106 R)
• M4: 2,080,009 km (0.112 R)
• M5: 2,780,276 km (0.112 R)
• M6: 3,954,470 km (0.111 R)
• M7: 4,654,887 km (0.099 R)
• M8: 5,127,916 km (0.099 R)
• M9: 5,910,761 km (0.094 R)
• M10: 6,687,922 km (0.111 R)
• M11: 7,901,760 km (0.048 R)
• M12: 8,413,534 km (0.074 R)
• M13: 9,015,665 km (0.119 R)
• M14: 9,790,732 km (0.12 R)
• M15: 12,684,104 km (0.063 R)
• M16: 13,703,165 km (0.102 R)
• M17: 14,919,994 km (0.11 R)
• M18: 16,207,733 km (0.106 R)
• M19: 16,931,188 km (0.083 R)
• M20: 17,407,507 km (0.104 R)
• M21: 18,221,320 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.7

Radius: 12.3

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.52 AU - 2.62 AU

Year: 2747 Days

Day: 8.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 28,998,173 km

• M1: 164,558 km (0.069 R)
• M2: 1,006,794 km (0.111 R)
• M3: 1,676,244 km (0.104 R)
• M4: 2,073,726 km (0.1 R)
• M5: 4,253,965 km (0.037 R)
• M6: 5,326,881 km (0.091 R)
• M7: 6,776,036 km (0.083 R)
• M8: 10,893,567 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875

Radius: 9.8

Gravity: 9.11 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.61 AU - 3.83 AU

Year: 3853 Days

Day: 5.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 28,998,173 km

• M1: 122,072 km (0.098 R)
• M2: 455,526 km (0.053 R)
• M3: 970,741 km (0.116 R)
• M4: 1,400,984 km (0.034 R)
• M5: 2,211,805 km (0.081 R)
• M6: 3,097,424 km (0.095 R)
• M7: 4,758,409 km (0.081 R)
• M8: 6,314,526 km (0.098 R)
• M9: 8,004,234 km (0.083 R)
• M10: 9,852,067 km (0.067 R)
• M11: 13,182,864 km (0.077 R)
• M12: 15,573,138 km (0.069 R)
• M13: 16,664,006 km (0.083 R)
• M14: 17,499,959 km (0.084 R)
• M15: 18,051,975 km (0.114 R)
• M16: 19,061,761 km (0.117 R)
• M17: 19,843,709 km (0.105 R)
• M18: 21,401,771 km (0.119 R)
• M19: 21,891,704 km (0.098 R)
• M20: 26,164,368 km (0.104 R)
• M21: 26,483,610 km (0.07 R)
• M22: 27,211,254 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.4

Radius: 12.5

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 4.45 AU - 4.73 AU

Year: 6558 Days

Day: 5.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 28,998,173 km

• M1: 156,031 km (0.072 R)
• M2: 654,790 km (0.114 R)
• M3: 1,130,810 km (0.069 R)
• M4: 1,920,986 km (0.044 R)
• M5: 2,605,397 km (0.102 R)
• M6: 3,447,184 km (0.119 R)
• M7: 5,271,231 km (0.093 R)
• M8: 11,126,491 km (0.065 R)
• M9: 16,386,951 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614

Radius: 9.3

Gravity: 7.1 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.33 AU - 6.27 AU

Year: 8137 Days

Day: 14.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 28,998,173 km

• M1: 121,922 km (0.102 R)
• M2: 413,489 km (0.113 R)
• M3: 1,055,263 km (0.11 R)
• M4: 1,407,267 km (0.095 R)
• M5: 2,100,952 km (0.09 R)
• M6: 2,443,532 km (0.108 R)
• M7: 2,944,984 km (0.105 R)
• M8: 3,583,916 km (0.108 R)
• M9: 4,613,299 km (0.111 R)
• M10: 5,412,152 km (0.072 R)
• M11: 7,169,179 km (0.112 R)
• M12: 7,831,149 km (0.12 R)
• M13: 10,743,521 km (0.04 R)
• M14: 11,299,127 km (0.105 R)
• M15: 15,106,842 km (0.11 R)
• M16: 17,956,382 km (0.109 R)
• M17: 18,309,433 km (0.114 R)
• M18: 23,247,509 km (0.111 R)
• M19: 34,010,627 km (0.108 R)
• M20: 35,098,054 km (0.038 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.9

Radius: 5.9

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 6.35 AU - 7.16 AU

Year: 11695 Days

Day: 18.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,998,173 km

• M1: 92,451 km (0.052 R)
• M2: 402,867 km (0.112 R)
• M3: 611,706 km (0.086 R)
• M4: 994,826 km (0.063 R)
• M5: 1,456,934 km (0.1 R)
• M6: 2,009,099 km (0.116 R)
• M7: 2,454,303 km (0.089 R)
• M8: 2,780,127 km (0.102 R)
• M9: 3,019,334 km (0.081 R)
• M10: 4,234,966 km (0.099 R)
• M11: 5,600,944 km (0.105 R)
• M12: 6,352,374 km (0.059 R)
• M13: 7,067,452 km (0.102 R)
• M14: 7,980,298 km (0.112 R)
• M15: 11,511,556 km (0.033 R)
• M16: 13,905,571 km (0.09 R)
• M17: 15,162,343 km (0.097 R)
• M18: 17,217,219 km (0.092 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 12,141 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit