🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332

Radius: 8.6

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.59 AU - 0.97 AU

Year: 459 Days

Day: 14.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,632,649 km

• M1: 106,962 km (0.098 R)
• M2: 393,592 km (0.097 R)
• M3: 752,028 km (0.091 R)
• M4: 1,028,336 km (0.093 R)
• M5: 1,374,206 km (0.103 R)
• M6: 1,740,721 km (0.044 R)
• M7: 3,227,424 km (0.096 R)
• M8: 3,584,215 km (0.102 R)
• M9: 4,079,684 km (0.063 R)
• M10: 4,703,058 km (0.041 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.3

Radius: 11.7

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.92 AU - 1.16 AU

Year: 707 Days

Day: 5.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,632,649 km

• M1: 146,606 km (0.055 R)
• M2: 563,086 km (0.117 R)
• M3: 1,168,359 km (0.047 R)
• M4: 1,778,120 km (0.075 R)
• M5: 2,514,890 km (0.109 R)
• M6: 2,966,675 km (0.1 R)
• M7: 3,639,716 km (0.085 R)
• M8: 4,283,885 km (0.108 R)
• M9: 5,073,761 km (0.109 R)
• M10: 6,811,041 km (0.038 R)
• M11: 7,210,468 km (0.083 R)
• M12: 8,656,331 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454

Radius: 10.5

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.12 AU - 1.44 AU

Year: 966 Days

Day: 10.2 Hours

Environment

Temp: -183 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,632,649 km

• M1: 131,497 km (0.11 R)
• M2: 858,841 km (0.096 R)
• M3: 1,194,389 km (0.087 R)
• M4: 1,580,352 km (0.069 R)
• M5: 1,974,542 km (0.032 R)
• M6: 2,381,149 km (0.11 R)
• M7: 2,855,524 km (0.096 R)
• M8: 3,324,962 km (0.106 R)
• M9: 3,742,939 km (0.082 R)
• M10: 4,322,630 km (0.097 R)
• M11: 5,230,390 km (0.096 R)
• M12: 5,936,193 km (0.072 R)
• M13: 6,812,986 km (0.101 R)
• M14: 7,420,802 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257.9

Radius: 9

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.64 AU - 2.18 AU

Year: 1760 Days

Day: 11.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,632,649 km

• M1: 112,049 km (0.114 R)
• M2: 411,245 km (0.081 R)
• M3: 1,464,862 km (0.118 R)
• M4: 2,001,470 km (0.109 R)
• M5: 3,039,530 km (0.068 R)
• M6: 3,770,764 km (0.095 R)
• M7: 5,396,444 km (0.103 R)
• M8: 7,003,275 km (0.053 R)
• M9: 7,671,229 km (0.09 R)
• M10: 8,193,027 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.2

Radius: 12.2

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.21 AU - 3.25 AU

Year: 3008 Days

Day: 5.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 133.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 52,632,649 km

• M1: 152,889 km (0.059 R)
• M2: 690,544 km (0.112 R)
• M3: 1,461,571 km (0.095 R)
• M4: 2,007,454 km (0.04 R)
• M5: 2,973,258 km (0.096 R)
• M6: 3,570,901 km (0.12 R)
• M7: 3,999,499 km (0.108 R)
• M8: 4,707,247 km (0.045 R)
• M9: 5,322,243 km (0.117 R)
• M10: 5,805,145 km (0.052 R)
• M11: 6,317,069 km (0.105 R)
• M12: 8,917,080 km (0.098 R)
• M13: 9,711,295 km (0.053 R)
• M14: 10,202,425 km (0.085 R)
• M15: 10,789,597 km (0.053 R)
• M16: 11,691,522 km (0.046 R)
• M17: 12,074,792 km (0.083 R)
• M18: 12,554,553 km (0.113 R)
• M19: 13,833,465 km (0.036 R)
• M20: 16,702,752 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.4

Radius: 13.3

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.07 AU - 3.65 AU

Year: 4107 Days

Day: 14.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,632,649 km

• M1: 165,455 km (0.109 R)
• M2: 810,072 km (0.115 R)
• M3: 1,620,893 km (0.045 R)
• M4: 2,251,448 km (0.077 R)
• M5: 2,749,010 km (0.084 R)
• M6: 3,302,074 km (0.053 R)
• M7: 4,134,287 km (0.116 R)
• M8: 5,524,051 km (0.062 R)
• M9: 5,996,631 km (0.103 R)
• M10: 8,884,917 km (0.092 R)
• M11: 13,141,575 km (0.089 R)
• M12: 14,132,062 km (0.101 R)
• M13: 17,908,660 km (0.112 R)
• M14: 19,066,697 km (0.101 R)
• M15: 21,339,987 km (0.04 R)

Asteroid Belt

Center: 4.92 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 749.5

Radius: 5.1

Gravity: 28.82 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.25 AU - 6.71 AU

Year: 11000 Days

Day: 21.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 52,632,649 km

• M1: 63,579 km (0.12 R)
• M2: 248,033 km (0.077 R)
• M3: 435,479 km (0.048 R)
• M4: 623,225 km (0.055 R)
• M5: 1,086,679 km (0.116 R)
• M6: 1,280,408 km (0.114 R)
• M7: 1,969,905 km (0.08 R)
• M8: 2,166,327 km (0.068 R)
• M9: 2,495,741 km (0.06 R)
• M10: 2,835,628 km (0.072 R)
• M11: 3,254,352 km (0.102 R)
• M12: 3,555,642 km (0.1 R)
• M13: 4,214,022 km (0.102 R)
• M14: 4,885,866 km (0.06 R)
• M15: 5,697,435 km (0.086 R)
• M16: 6,023,708 km (0.109 R)
• M17: 6,995,795 km (0.109 R)
• M18: 7,540,630 km (0.116 R)
• M19: 8,620,129 km (0.092 R)
• M20: 9,645,921 km (0.08 R)
• M21: 14,768,451 km (0.046 R)
• M22: 16,592,797 km (0.045 R)
• M23: 20,346,058 km (0.107 R)
• M24: 20,766,877 km (0.089 R)
• M25: 23,322,757 km (0.106 R)
• M26: 23,876,419 km (0.086 R)
• M27: 25,106,263 km (0.077 R)
• M28: 26,080,594 km (0.091 R)
• M29: 31,110,224 km (0.116 R)
• M30: 32,120,159 km (0.092 R)
• M31: 36,132,673 km (0.072 R)
• M32: 48,339,261 km (0.034 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 495 - 19,776 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit