🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.3

Radius: 9.2

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.72 AU - 0.94 AU

Year: 504 Days

Day: 12.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,303,981 km

• M1: 114,442 km (0.075 R)
• M2: 451,038 km (0.075 R)
• M3: 746,793 km (0.047 R)
• M4: 1,167,761 km (0.094 R)
• M5: 1,517,072 km (0.107 R)
• M6: 1,857,407 km (0.105 R)
• M7: 2,555,730 km (0.051 R)
• M8: 2,890,979 km (0.111 R)
• M9: 3,827,910 km (0.106 R)
• M10: 4,338,488 km (0.1 R)
• M11: 4,625,117 km (0.082 R)
• M12: 5,141,679 km (0.097 R)
• M13: 5,479,620 km (0.051 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.3

Radius: 13.5

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.08 AU - 1.36 AU

Year: 899 Days

Day: 9.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,303,981 km

• M1: 170,392 km (0.074 R)
• M2: 742,454 km (0.06 R)
• M3: 1,284,896 km (0.11 R)
• M4: 1,808,339 km (0.113 R)
• M5: 2,266,707 km (0.067 R)
• M6: 2,915,662 km (0.087 R)
• M7: 3,354,283 km (0.082 R)
• M8: 3,868,152 km (0.084 R)
• M9: 4,729,237 km (0.094 R)
• M10: 5,436,387 km (0.064 R)
• M11: 8,014,108 km (0.051 R)
• M12: 8,667,701 km (0.11 R)
• M13: 9,132,202 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.3

Radius: 11.1

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.27 AU - 3.69 AU

Year: 3430 Days

Day: 6.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,303,981 km

• M1: 138,228 km (0.08 R)
• M2: 832,811 km (0.067 R)
• M3: 1,263,952 km (0.056 R)
• M4: 1,796,670 km (0.056 R)
• M5: 2,358,560 km (0.104 R)
• M6: 2,737,043 km (0.089 R)
• M7: 3,560,878 km (0.076 R)
• M8: 4,062,480 km (0.115 R)
• M9: 4,843,680 km (0.08 R)
• M10: 5,232,934 km (0.082 R)
• M11: 5,590,772 km (0.107 R)
• M12: 6,019,519 km (0.117 R)
• M13: 6,384,089 km (0.092 R)
• M14: 6,793,239 km (0.09 R)
• M15: 10,325,095 km (0.067 R)
• M16: 11,306,308 km (0.054 R)
• M17: 12,893,242 km (0.109 R)
• M18: 13,740,265 km (0.079 R)
• M19: 17,672,894 km (0.106 R)
• M20: 18,132,309 km (0.072 R)
• M21: 19,497,689 km (0.085 R)
• M22: 19,926,436 km (0.055 R)
• M23: 20,994,266 km (0.117 R)
• M24: 21,967,699 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.8

Radius: 13.5

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.69 AU - 5.17 AU

Year: 6218 Days

Day: 14.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,303,981 km

• M1: 169,195 km (0.079 R)
• M2: 935,435 km (0.097 R)
• M3: 1,667,119 km (0.105 R)
• M4: 3,418,461 km (0.091 R)
• M5: 3,986,783 km (0.069 R)
• M6: 4,538,799 km (0.066 R)
• M7: 5,198,825 km (0.1 R)
• M8: 6,609,533 km (0.062 R)
• M9: 7,496,349 km (0.093 R)
• M10: 8,301,485 km (0.117 R)
• M11: 11,065,904 km (0.094 R)
• M12: 12,161,559 km (0.099 R)
• M13: 12,788,972 km (0.094 R)
• M14: 15,037,877 km (0.045 R)
• M15: 17,803,792 km (0.067 R)
• M16: 20,967,039 km (0.111 R)
• M17: 25,743,849 km (0.065 R)
• M18: 28,384,550 km (0.086 R)
• M19: 29,676,777 km (0.086 R)
• M20: 34,716,879 km (0.094 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 618.9

Radius: 4.2

Gravity: 35.09 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 5.34 AU - 7.16 AU

Year: 10420 Days

Day: 23 Hours

Environment

Temp: -228 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 46,303,981 km

• M1: 52,210 km (0.109 R)
• M2: 404,961 km (0.047 R)
• M3: 601,383 km (0.07 R)
• M4: 878,738 km (0.063 R)
• M5: 1,442,273 km (0.101 R)
• M6: 2,022,862 km (0.031 R)
• M7: 2,621,703 km (0.088 R)
• M8: 2,809,598 km (0.054 R)
• M9: 2,984,178 km (0.08 R)
• M10: 3,235,952 km (0.113 R)
• M11: 3,834,642 km (0.066 R)
• M12: 3,968,084 km (0.105 R)
• M13: 4,713,081 km (0.108 R)
• M14: 5,023,048 km (0.106 R)
• M15: 5,248,043 km (0.105 R)
• M16: 7,419,157 km (0.063 R)
• M17: 7,753,358 km (0.073 R)
• M18: 11,335,629 km (0.11 R)
• M19: 14,042,752 km (0.083 R)
• M20: 15,010,950 km (0.094 R)
• M21: 15,143,344 km (0.076 R)
• M22: 15,343,356 km (0.055 R)
• M23: 15,816,833 km (0.08 R)
• M24: 16,510,219 km (0.1 R)
• M25: 19,882,455 km (0.111 R)
• M26: 20,771,515 km (0.091 R)
• M27: 25,805,932 km (0.116 R)
• M28: 26,378,892 km (0.037 R)
• M29: 28,048,404 km (0.07 R)
• M30: 28,960,203 km (0.067 R)
• M31: 32,916,468 km (0.106 R)
• M32: 33,703,353 km (0.06 R)
• M33: 37,218,155 km (0.091 R)
• M34: 37,826,869 km (0.094 R)
• M35: 38,072,060 km (0.046 R)
• M36: 39,063,894 km (0.108 R)
• M37: 41,879,924 km (0.103 R)
• M38: 43,337,306 km (0.072 R)
• M39: 47,340,994 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 247.3

Radius: 3.1

Gravity: 25.73 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 6.3 AU - 10.2 AU

Year: 15802 Days

Day: 19.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,303,981 km

• M1: 45,777 km (0.1 R)
• M2: 179,667 km (0.103 R)
• M3: 414,237 km (0.114 R)
• M4: 805,734 km (0.044 R)
• M5: 1,087,128 km (0.053 R)
• M6: 1,484,609 km (0.089 R)
• M7: 1,597,556 km (0.036 R)
• M8: 2,125,935 km (0.072 R)
• M9: 2,382,047 km (0.098 R)
• M10: 3,369,243 km (0.049 R)
• M11: 3,615,332 km (0.052 R)
• M12: 5,616,054 km (0.085 R)
• M13: 5,787,044 km (0.108 R)
• M14: 10,334,670 km (0.095 R)
• M15: 13,039,698 km (0.092 R)
• M16: 13,767,342 km (0.072 R)
• M17: 14,267,299 km (0.075 R)
• M18: 16,388,447 km (0.041 R)
• M19: 16,667,596 km (0.102 R)
• M20: 20,028,911 km (0.038 R)
• M21: 20,508,671 km (0.112 R)
• M22: 20,670,387 km (0.1 R)
• M23: 27,362,498 km (0.092 R)
• M24: 34,104,425 km (0.065 R)
• M25: 34,559,203 km (0.081 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 257 - 13,152 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit