🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 339.4

Radius: 12.8

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.17 AU - 3.21 AU

Year: 1940 Days

Day: 7.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 36,287,335 km

• M1: 161,715 km (0.081 R)
• M2: 434,133 km (0.109 R)
• M3: 937,380 km (0.076 R)
• M4: 1,258,866 km (0.075 R)
• M5: 1,627,326 km (0.029 R)
• M6: 2,107,684 km (0.067 R)
• M7: 2,436,949 km (0.095 R)
• M8: 2,746,318 km (0.1 R)
• M9: 2,991,060 km (0.065 R)
• M10: 3,684,895 km (0.093 R)
• M11: 4,352,400 km (0.1 R)
• M12: 4,768,582 km (0.113 R)
• M13: 5,643,280 km (0.096 R)
• M14: 6,204,422 km (0.105 R)
• M15: 7,678,560 km (0.102 R)
• M16: 8,333,349 km (0.12 R)
• M17: 8,952,385 km (0.047 R)
• M18: 10,280,814 km (0.11 R)
• M19: 10,530,344 km (0.055 R)
• M20: 11,344,306 km (0.115 R)
• M21: 11,654,422 km (0.073 R)
• M22: 11,896,023 km (0.091 R)
• M23: 12,685,600 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617

Radius: 14.2

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.65 AU - 3.49 AU

Year: 2365 Days

Day: 10.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 36,287,335 km

• M1: 179,517 km (0.03 R)
• M2: 463,753 km (0.117 R)
• M3: 927,656 km (0.12 R)
• M4: 1,203,066 km (0.095 R)
• M5: 1,511,836 km (0.086 R)
• M6: 1,860,998 km (0.029 R)
• M7: 2,681,093 km (0.116 R)
• M8: 3,009,161 km (0.108 R)
• M9: 3,372,385 km (0.049 R)
• M10: 4,265,634 km (0.108 R)
• M11: 5,118,790 km (0.067 R)
• M12: 5,459,425 km (0.094 R)
• M13: 5,851,371 km (0.063 R)
• M14: 6,257,380 km (0.096 R)
• M15: 7,023,321 km (0.056 R)
• M16: 8,162,658 km (0.062 R)
• M17: 9,568,429 km (0.104 R)
• M18: 11,563,317 km (0.115 R)
• M19: 11,991,017 km (0.058 R)
• M20: 12,632,643 km (0.096 R)
• M21: 13,473,831 km (0.055 R)
• M22: 13,904,823 km (0.098 R)
• M23: 16,095,534 km (0.11 R)
• M24: 17,147,955 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175

Radius: 11.8

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.21 AU - 4.53 AU

Year: 4017 Days

Day: 9.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 36,287,335 km

• M1: 148,401 km (0.099 R)
• M2: 473,028 km (0.081 R)
• M3: 770,728 km (0.108 R)
• M4: 1,107,922 km (0.102 R)
• M5: 1,461,122 km (0.081 R)
• M6: 1,901,539 km (0.103 R)
• M7: 2,442,335 km (0.112 R)
• M8: 2,825,305 km (0.078 R)
• M9: 3,411,280 km (0.069 R)
• M10: 3,849,602 km (0.117 R)
• M11: 5,534,972 km (0.104 R)
• M12: 5,801,555 km (0.065 R)
• M13: 7,869,746 km (0.081 R)
• M14: 9,255,471 km (0.081 R)
• M15: 9,801,353 km (0.105 R)
• M16: 11,589,048 km (0.117 R)
• M17: 12,482,895 km (0.12 R)
• M18: 13,029,526 km (0.064 R)
• M19: 13,617,745 km (0.094 R)
• M20: 14,524,607 km (0.062 R)
• M21: 16,361,669 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 270.6

Radius: 9.1

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 5.35 AU - 7.15 AU

Year: 6870 Days

Day: 12.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 36,287,335 km

• M1: 161,267 km (0.064 R)
• M2: 602,879 km (0.039 R)
• M3: 892,052 km (0.108 R)
• M4: 1,066,782 km (0.097 R)
• M5: 1,259,315 km (0.094 R)
• M6: 1,684,023 km (0.047 R)
• M7: 2,359,458 km (0.082 R)
• M8: 4,303,781 km (0.079 R)
• M9: 5,249,838 km (0.106 R)
• M10: 6,714,551 km (0.071 R)
• M11: 9,767,843 km (0.087 R)
• M12: 10,227,558 km (0.04 R)
• M13: 13,323,785 km (0.055 R)
• M14: 14,132,960 km (0.065 R)
• M15: 18,629,722 km (0.105 R)
• M16: 20,002,432 km (0.032 R)
• M17: 21,424,360 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.8

Radius: 8.4

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 7.26 AU - 10.36 AU

Year: 11498 Days

Day: 10.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 36,287,335 km

• M1: 125,363 km (0.12 R)
• M2: 430,991 km (0.085 R)
• M3: 951,442 km (0.098 R)
• M4: 2,258,629 km (0.1 R)
• M5: 2,840,864 km (0.107 R)
• M6: 3,210,670 km (0.054 R)
• M7: 6,068,737 km (0.097 R)
• M8: 6,951,215 km (0.107 R)
• M9: 7,727,478 km (0.103 R)
• M10: 8,029,367 km (0.102 R)
• M11: 8,685,952 km (0.045 R)
• M12: 9,332,065 km (0.091 R)
• M13: 10,077,361 km (0.113 R)
• M14: 13,392,151 km (0.089 R)
• M15: 13,656,490 km (0.074 R)
• M16: 16,347,008 km (0.054 R)
• M17: 18,550,286 km (0.03 R)
• M18: 18,757,628 km (0.089 R)
• M19: 21,224,198 km (0.106 R)
• M20: 22,458,081 km (0.107 R)
• M21: 24,493,211 km (0.112 R)
• M22: 25,091,004 km (0.111 R)
• M23: 26,431,401 km (0.102 R)
• M24: 27,997,242 km (0.116 R)
• M25: 30,397,689 km (0.103 R)
• M26: 30,996,529 km (0.114 R)
• M27: 34,996,477 km (0.097 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 530 - 14,952 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit