🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.1

Radius: 8.2

Gravity: 13.07 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.85 AU - 0.97 AU

Year: 610 Days

Day: 8 Hours

Environment

Temp: -171 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,448,364 km

• M1: 102,026 km (0.073 R)
• M2: 449,691 km (0.111 R)
• M3: 785,688 km (0.087 R)
• M4: 1,057,208 km (0.118 R)
• M5: 1,336,358 km (0.113 R)
• M6: 1,920,238 km (0.066 R)
• M7: 2,211,356 km (0.119 R)
• M8: 2,943,039 km (0.086 R)
• M9: 3,241,487 km (0.101 R)
• M10: 3,713,019 km (0.036 R)
• M11: 4,610,756 km (0.082 R)
• M12: 5,497,423 km (0.07 R)
• M13: 5,759,668 km (0.095 R)
• M14: 6,148,772 km (0.069 R)
• M15: 6,472,651 km (0.084 R)
• M16: 6,786,657 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.2

Radius: 10.5

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.89 AU - 1.09 AU

Year: 692 Days

Day: 13.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 40,448,364 km

• M1: 130,599 km (0.097 R)
• M2: 559,945 km (0.032 R)
• M3: 903,122 km (0.109 R)
• M4: 1,313,918 km (0.107 R)
• M5: 1,744,162 km (0.053 R)
• M6: 2,073,277 km (0.098 R)
• M7: 3,032,199 km (0.093 R)
• M8: 5,050,723 km (0.082 R)
• M9: 5,639,092 km (0.042 R)
• M10: 6,157,598 km (0.116 R)
• M11: 6,527,254 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665

Radius: 11.3

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.87 AU - 1.19 AU

Year: 735 Days

Day: 12.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,448,364 km

• M1: 140,472 km (0.096 R)
• M2: 618,737 km (0.118 R)
• M3: 1,001,259 km (0.119 R)
• M4: 1,373,009 km (0.114 R)
• M5: 1,864,887 km (0.093 R)
• M6: 2,440,839 km (0.115 R)
• M7: 3,033,396 km (0.111 R)
• M8: 3,417,414 km (0.118 R)
• M9: 4,100,328 km (0.043 R)
• M10: 5,256,869 km (0.087 R)
• M11: 6,746,116 km (0.08 R)
• M12: 8,011,265 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.8

Radius: 14.8

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.32 AU - 1.88 AU

Year: 1423 Days

Day: 13.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,448,364 km

• M1: 184,155 km (0.111 R)
• M2: 906,413 km (0.109 R)
• M3: 1,583,045 km (0.1 R)
• M4: 2,273,738 km (0.106 R)
• M5: 2,738,239 km (0.115 R)
• M6: 3,226,826 km (0.1 R)
• M7: 3,729,924 km (0.063 R)
• M8: 5,149,608 km (0.086 R)
• M9: 5,901,935 km (0.064 R)
• M10: 6,486,414 km (0.102 R)
• M11: 7,040,973 km (0.041 R)
• M12: 9,388,014 km (0.097 R)

Asteroid Belt

Center: 2.51 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310

Radius: 9.3

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.41 AU - 3.41 AU

Year: 4426 Days

Day: 14.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 96.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 40,448,364 km

• M1: 115,639 km (0.099 R)
• M2: 420,669 km (0.09 R)
• M3: 929,302 km (0.077 R)
• M4: 1,245,701 km (0.069 R)
• M5: 1,988,904 km (0.073 R)
• M6: 2,511,000 km (0.07 R)
• M7: 3,002,429 km (0.044 R)
• M8: 3,594,986 km (0.084 R)
• M9: 3,990,673 km (0.12 R)
• M10: 5,584,489 km (0.038 R)
• M11: 5,953,696 km (0.115 R)
• M12: 6,711,858 km (0.031 R)
• M13: 7,407,189 km (0.066 R)
• M14: 7,918,814 km (0.047 R)
• M15: 8,695,077 km (0.1 R)
• M16: 9,934,645 km (0.102 R)
• M17: 10,281,562 km (0.102 R)
• M18: 10,959,091 km (0.074 R)
• M19: 11,371,383 km (0.072 R)
• M20: 11,666,091 km (0.115 R)
• M21: 12,052,502 km (0.087 R)
• M22: 18,982,474 km (0.115 R)
• M23: 19,278,378 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 203.1

Radius: 6.6

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 6.5 AU - 8.36 AU

Year: 14236 Days

Day: 22.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,448,364 km

• M1: 90,806 km (0.095 R)
• M2: 358,885 km (0.118 R)
• M3: 841,787 km (0.091 R)
• M4: 1,392,457 km (0.105 R)
• M5: 1,613,263 km (0.101 R)
• M6: 2,143,438 km (0.04 R)
• M7: 6,544,907 km (0.093 R)
• M8: 7,440,250 km (0.11 R)
• M9: 7,756,051 km (0.109 R)
• M10: 13,691,646 km (0.1 R)
• M11: 15,979,596 km (0.082 R)
• M12: 16,505,881 km (0.089 R)
• M13: 17,662,422 km (0.076 R)
• M14: 19,908,784 km (0.101 R)
• M15: 20,211,869 km (0.117 R)
• M16: 21,853,706 km (0.046 R)
• M17: 27,778,529 km (0.062 R)
• M18: 28,062,167 km (0.062 R)
• M19: 31,005,056 km (0.061 R)
• M20: 32,655,869 km (0.104 R)
• M21: 34,147,509 km (0.119 R)
• M22: 36,923,298 km (0.113 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: 340 - 18,584 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit