🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.9

Radius: 12.2

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.61 AU - 0.99 AU

Year: 477 Days

Day: 5.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 86,124,255 km

• M1: 151,842 km (0.106 R)
• M2: 581,936 km (0.061 R)
• M3: 981,362 km (0.115 R)
• M4: 1,519,914 km (0.092 R)
• M5: 2,331,782 km (0.081 R)
• M6: 2,760,230 km (0.072 R)
• M7: 3,152,027 km (0.114 R)
• M8: 3,703,744 km (0.087 R)
• M9: 5,266,294 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.1

Radius: 9.8

Gravity: 8.05 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.6 AU - 2.24 AU

Year: 1774 Days

Day: 7.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 86,124,255 km

• M1: 121,922 km (0.086 R)
• M2: 450,589 km (0.103 R)
• M3: 821,292 km (0.118 R)
• M4: 1,239,418 km (0.105 R)
• M5: 2,371,425 km (0.062 R)
• M6: 3,140,957 km (0.077 R)
• M7: 3,848,106 km (0.118 R)
• M8: 4,201,307 km (0.053 R)
• M9: 5,393,302 km (0.098 R)
• M10: 6,355,366 km (0.118 R)
• M11: 8,156,973 km (0.118 R)
• M12: 9,224,354 km (0.109 R)
• M13: 9,997,327 km (0.117 R)
• M14: 10,346,787 km (0.036 R)
• M15: 11,406,239 km (0.09 R)
• M16: 13,739,667 km (0.106 R)
• M17: 14,303,352 km (0.085 R)
• M18: 15,710,020 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.6

Radius: 12.2

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.79 AU - 2.21 AU

Year: 1886 Days

Day: 8.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 86,124,255 km

• M1: 151,692 km (0.103 R)
• M2: 700,567 km (0.077 R)
• M3: 1,094,159 km (0.072 R)
• M4: 1,724,564 km (0.117 R)
• M5: 2,381,149 km (0.114 R)
• M6: 3,248,667 km (0.09 R)
• M7: 4,397,579 km (0.094 R)
• M8: 4,799,399 km (0.077 R)
• M9: 5,295,316 km (0.115 R)
• M10: 5,850,324 km (0.082 R)
• M11: 6,659,499 km (0.085 R)
• M12: 7,105,600 km (0.117 R)
• M13: 7,601,367 km (0.086 R)
• M14: 9,331,616 km (0.08 R)
• M15: 10,547,847 km (0.082 R)
• M16: 11,078,321 km (0.079 R)
• M17: 11,666,240 km (0.086 R)
• M18: 12,819,640 km (0.092 R)
• M19: 13,336,650 km (0.108 R)
• M20: 14,274,928 km (0.096 R)
• M21: 15,448,673 km (0.049 R)
• M22: 15,935,764 km (0.119 R)
• M23: 16,584,420 km (0.036 R)
• M24: 17,458,969 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.8

Radius: 9.1

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.65 AU - 2.63 AU

Year: 2088 Days

Day: 14.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 86,124,255 km

• M1: 113,096 km (0.048 R)
• M2: 504,444 km (0.117 R)
• M3: 797,955 km (0.032 R)
• M4: 1,084,435 km (0.117 R)
• M5: 1,548,338 km (0.094 R)
• M6: 1,912,609 km (0.083 R)
• M7: 3,012,153 km (0.083 R)
• M8: 3,599,175 km (0.099 R)
• M9: 3,965,690 km (0.109 R)
• M10: 4,520,548 km (0.102 R)
• M11: 5,054,314 km (0.104 R)
• M12: 5,572,072 km (0.105 R)
• M13: 6,104,491 km (0.05 R)
• M14: 6,844,701 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 424.8

Radius: 5.6

Gravity: 13.55 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 9.15 AU - 9.53 AU

Year: 19035 Days

Day: 19.6 Hours

Environment

Temp: -243 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 86,124,255 km

• M1: 69,713 km (0.034 R)
• M2: 377,735 km (0.112 R)
• M3: 601,982 km (0.071 R)
• M4: 1,197,531 km (0.085 R)
• M5: 1,552,078 km (0.091 R)
• M6: 2,086,292 km (0.118 R)
• M7: 4,023,285 km (0.112 R)
• M8: 4,682,713 km (0.105 R)
• M9: 5,125,522 km (0.06 R)
• M10: 6,580,511 km (0.069 R)
• M11: 8,585,721 km (0.073 R)
• M12: 8,887,460 km (0.112 R)
• M13: 16,509,172 km (0.076 R)
• M14: 17,451,340 km (0.084 R)
• M15: 17,935,588 km (0.093 R)
• M16: 18,762,565 km (0.039 R)
• M17: 19,015,685 km (0.111 R)
• M18: 20,581,525 km (0.103 R)
• M19: 20,760,744 km (0.107 R)
• M20: 21,031,366 km (0.063 R)
• M21: 21,672,094 km (0.055 R)
• M22: 22,137,643 km (0.117 R)
• M23: 22,609,923 km (0.094 R)
• M24: 24,365,454 km (0.036 R)
• M25: 35,668,920 km (0.073 R)
• M26: 37,772,714 km (0.091 R)
• M27: 40,376,764 km (0.118 R)
• M28: 40,798,630 km (0.099 R)
• M29: 41,223,339 km (0.047 R)
• M30: 43,538,665 km (0.062 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 929.3

Radius: 5.8

Gravity: 27.62 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 9.86 AU - 9.88 AU

Year: 20678 Days

Day: 21.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 86,124,255 km

• M1: 72,854 km (0.102 R)
• M2: 270,024 km (0.078 R)
• M3: 590,912 km (0.095 R)
• M4: 963,709 km (0.069 R)
• M5: 1,567,187 km (0.1 R)
• M6: 1,881,343 km (0.076 R)
• M7: 2,465,971 km (0.11 R)
• M8: 3,164,593 km (0.107 R)
• M9: 5,216,029 km (0.091 R)
• M10: 9,768,292 km (0.029 R)
• M11: 14,155,998 km (0.107 R)
• M12: 15,265,416 km (0.065 R)
• M13: 17,925,714 km (0.085 R)
• M14: 18,198,581 km (0.041 R)
• M15: 21,283,289 km (0.118 R)
• M16: 22,524,652 km (0.09 R)
• M17: 25,150,693 km (0.108 R)
• M18: 26,302,597 km (0.108 R)
• M19: 41,857,933 km (0.12 R)
• M20: 43,801,209 km (0.099 R)
• M21: 58,116,529 km (0.108 R)
• M22: 62,595,190 km (0.104 R)
• M23: 64,491,941 km (0.087 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 11,523 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit