🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.1

Radius: 10.2

Gravity: 8.66 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.65 AU - 0.71 AU

Year: 357 Days

Day: 14.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,504,289 km

• M1: 128,056 km (0.093 R)
• M2: 446,699 km (0.036 R)
• M3: 781,200 km (0.08 R)
• M4: 1,173,296 km (0.116 R)
• M5: 1,733,241 km (0.09 R)
• M6: 2,067,592 km (0.087 R)
• M7: 2,559,021 km (0.107 R)
• M8: 3,039,380 km (0.095 R)
• M9: 3,764,481 km (0.077 R)
• M10: 4,444,104 km (0.1 R)
• M11: 5,156,639 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.2

Radius: 13.1

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.72 AU - 1.02 AU

Year: 516 Days

Day: 5.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 54,504,289 km

• M1: 162,912 km (0.106 R)
• M2: 683,961 km (0.094 R)
• M3: 2,782,969 km (0.062 R)
• M4: 3,368,645 km (0.119 R)
• M5: 3,881,616 km (0.112 R)
• M6: 4,344,472 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.1

Radius: 8.2

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 3.42 AU - 3.92 AU

Year: 4470 Days

Day: 9.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,504,289 km

• M1: 103,971 km (0.09 R)
• M2: 413,788 km (0.115 R)
• M3: 1,025,344 km (0.091 R)
• M4: 2,050,837 km (0.098 R)
• M5: 3,121,509 km (0.113 R)
• M6: 3,898,969 km (0.085 R)
• M7: 4,630,054 km (0.1 R)
• M8: 5,039,503 km (0.101 R)
• M9: 7,693,818 km (0.087 R)
• M10: 7,962,795 km (0.108 R)
• M11: 8,614,893 km (0.12 R)
• M12: 10,564,602 km (0.118 R)
• M13: 15,980,493 km (0.051 R)

Asteroid Belt

Center: 4.69 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.5

Radius: 11.6

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 4.65 AU - 6.75 AU

Year: 8653 Days

Day: 7.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,504,289 km

• M1: 144,362 km (0.091 R)
• M2: 614,698 km (0.105 R)
• M3: 1,029,832 km (0.104 R)
• M4: 1,650,513 km (0.035 R)
• M5: 2,249,054 km (0.073 R)
• M6: 4,107,210 km (0.112 R)
• M7: 5,643,280 km (0.084 R)
• M8: 6,471,903 km (0.044 R)
• M9: 7,417,810 km (0.112 R)
• M10: 8,411,888 km (0.083 R)
• M11: 9,049,774 km (0.094 R)
• M12: 10,615,315 km (0.086 R)
• M13: 11,259,334 km (0.043 R)
• M14: 11,668,335 km (0.082 R)
• M15: 12,140,466 km (0.052 R)
• M16: 14,040,209 km (0.091 R)
• M17: 17,588,970 km (0.095 R)
• M18: 18,001,710 km (0.117 R)
• M19: 19,278,378 km (0.101 R)
• M20: 25,515,263 km (0.058 R)
• M21: 27,033,682 km (0.074 R)
• M22: 28,422,548 km (0.112 R)
• M23: 29,955,926 km (0.027 R)
• M24: 30,643,927 km (0.119 R)
• M25: 32,667,537 km (0.115 R)
• M26: 35,429,563 km (0.082 R)
• M27: 38,228,838 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 126.4

Radius: 5.8

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 4.9 AU - 7.42 AU

Year: 9721 Days

Day: 24.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,504,289 km

• M1: 72,854 km (0.084 R)
• M2: 292,314 km (0.042 R)
• M3: 494,421 km (0.099 R)
• M4: 723,455 km (0.067 R)
• M5: 1,014,573 km (0.091 R)
• M6: 1,820,157 km (0.047 R)
• M7: 2,538,377 km (0.092 R)
• M8: 2,916,261 km (0.117 R)
• M9: 3,849,004 km (0.1 R)
• M10: 5,641,186 km (0.104 R)
• M11: 6,375,712 km (0.113 R)
• M12: 6,655,011 km (0.116 R)
• M13: 8,656,182 km (0.099 R)
• M14: 13,440,471 km (0.11 R)
• M15: 17,537,508 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 255.2

Radius: 3.4

Gravity: 22.08 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 9.2 AU - 10.64 AU

Year: 19866 Days

Day: 24.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 54,504,289 km

• M1: 42,336 km (0.079 R)
• M2: 153,787 km (0.112 R)
• M3: 370,554 km (0.079 R)
• M4: 497,862 km (0.084 R)
• M5: 662,569 km (0.098 R)
• M6: 833,410 km (0.083 R)
• M7: 1,329,775 km (0.073 R)
• M8: 2,240,079 km (0.088 R)
• M9: 2,625,891 km (0.065 R)
• M10: 3,007,216 km (0.077 R)
• M11: 3,322,868 km (0.065 R)
• M12: 3,741,144 km (0.112 R)
• M13: 4,402,665 km (0.067 R)
• M14: 5,842,246 km (0.113 R)
• M15: 7,266,717 km (0.097 R)
• M16: 7,700,102 km (0.12 R)
• M17: 7,878,123 km (0.066 R)
• M18: 8,150,391 km (0.117 R)
• M19: 10,450,159 km (0.115 R)
• M20: 10,834,177 km (0.089 R)
• M21: 11,001,727 km (0.11 R)
• M22: 11,924,147 km (0.069 R)
• M23: 13,338,745 km (0.056 R)
• M24: 15,699,848 km (0.078 R)
• M25: 16,422,405 km (0.085 R)
• M26: 16,643,511 km (0.075 R)
• M27: 16,866,412 km (0.089 R)
• M28: 24,044,267 km (0.069 R)
• M29: 25,197,667 km (0.048 R)
• M30: 25,491,776 km (0.108 R)
• M31: 26,792,380 km (0.064 R)
• M32: 29,092,896 km (0.079 R)
• M33: 30,180,922 km (0.088 R)
• M34: 35,782,165 km (0.1 R)
• M35: 38,825,883 km (0.114 R)
• M36: 40,276,833 km (0.08 R)
• M37: 42,589,616 km (0.1 R)
• M38: 53,046,956 km (0.098 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 154 - 19,727 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit