🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.7

Radius: 9.9

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.62 AU - 0.64 AU

Year: 345 Days

Day: 5.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,656,386 km

• M1: 123,119 km (0.118 R)
• M2: 468,092 km (0.099 R)
• M3: 803,939 km (0.095 R)
• M4: 1,273,377 km (0.113 R)
• M5: 1,586,037 km (0.09 R)
• M6: 2,166,476 km (0.114 R)
• M7: 2,893,372 km (0.117 R)
• M8: 3,618,473 km (0.118 R)
• M9: 4,258,154 km (0.115 R)
• M10: 4,640,526 km (0.1 R)
• M11: 4,956,925 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.7

Radius: 11.4

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.09 AU - 1.33 AU

Year: 919 Days

Day: 12.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,656,386 km

• M1: 141,819 km (0.075 R)
• M2: 553,512 km (0.085 R)
• M3: 1,059,153 km (0.115 R)
• M4: 1,520,962 km (0.057 R)
• M5: 1,972,448 km (0.062 R)
• M6: 2,378,606 km (0.107 R)
• M7: 2,862,256 km (0.096 R)
• M8: 3,267,367 km (0.088 R)
• M9: 3,814,895 km (0.041 R)
• M10: 4,998,962 km (0.091 R)
• M11: 5,421,576 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.3

Radius: 8.9

Gravity: 8.66 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.18 AU - 1.4 AU

Year: 1011 Days

Day: 11.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,656,386 km

• M1: 110,702 km (0.065 R)
• M2: 480,808 km (0.083 R)
• M3: 774,917 km (0.095 R)
• M4: 1,106,725 km (0.059 R)
• M5: 1,525,898 km (0.089 R)
• M6: 2,028,398 km (0.085 R)
• M7: 2,357,962 km (0.097 R)
• M8: 2,785,662 km (0.091 R)
• M9: 3,860,074 km (0.096 R)
• M10: 4,200,708 km (0.075 R)
• M11: 5,605,133 km (0.12 R)
• M12: 7,034,989 km (0.066 R)
• M13: 7,520,135 km (0.11 R)
• M14: 8,236,709 km (0.041 R)
• M15: 8,666,205 km (0.041 R)
• M16: 10,166,073 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204

Radius: 10.6

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.04 AU - 2.72 AU

Year: 2534 Days

Day: 7.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 63,656,386 km

• M1: 162,314 km (0.114 R)
• M2: 559,346 km (0.106 R)
• M3: 2,074,623 km (0.116 R)
• M4: 3,083,063 km (0.112 R)
• M5: 3,504,779 km (0.084 R)
• M6: 4,847,719 km (0.059 R)
• M7: 8,837,045 km (0.081 R)
• M8: 10,011,389 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.1

Radius: 10.4

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.89 AU - 3.13 AU

Year: 2745 Days

Day: 12.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,656,386 km

• M1: 129,402 km (0.077 R)
• M2: 468,541 km (0.115 R)
• M3: 958,025 km (0.094 R)
• M4: 1,359,994 km (0.112 R)
• M5: 1,885,681 km (0.095 R)
• M6: 2,395,212 km (0.03 R)
• M7: 5,665,720 km (0.102 R)
• M8: 9,222,559 km (0.088 R)
• M9: 10,437,294 km (0.091 R)
• M10: 13,055,556 km (0.102 R)
• M11: 13,783,798 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.8

Radius: 8.5

Gravity: 12.9 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.11 AU - 4.13 AU

Year: 4754 Days

Day: 6.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 63,656,386 km

• M1: 105,766 km (0.113 R)
• M2: 503,247 km (0.107 R)
• M3: 985,102 km (0.083 R)
• M4: 1,429,856 km (0.117 R)
• M5: 1,861,147 km (0.064 R)
• M6: 2,871,232 km (0.1 R)
• M7: 3,389,888 km (0.08 R)
• M8: 4,064,275 km (0.113 R)
• M9: 5,354,407 km (0.099 R)
• M10: 5,708,056 km (0.078 R)
• M11: 6,203,973 km (0.066 R)
• M12: 6,829,891 km (0.112 R)
• M13: 7,642,955 km (0.114 R)
• M14: 8,479,806 km (0.098 R)
• M15: 10,698,791 km (0.086 R)
• M16: 13,172,392 km (0.065 R)
• M17: 14,826,944 km (0.112 R)
• M18: 15,466,924 km (0.051 R)
• M19: 16,004,130 km (0.119 R)
• M20: 18,344,140 km (0.064 R)
• M21: 21,707,848 km (0.092 R)
• M22: 26,803,151 km (0.086 R)
• M23: 27,752,350 km (0.104 R)
• M24: 28,456,657 km (0.108 R)
• M25: 31,966,073 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 480.9

Radius: 7.7

Gravity: 8.11 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.82 AU - 10.94 AU

Year: 18265 Days

Day: 16.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 113.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 63,656,386 km

• M1: 96,939 km (0.028 R)
• M2: 442,211 km (0.118 R)
• M3: 754,272 km (0.096 R)
• M4: 1,030,430 km (0.107 R)
• M5: 1,332,917 km (0.111 R)
• M6: 2,007,603 km (0.109 R)
• M7: 2,257,581 km (0.118 R)
• M8: 2,728,516 km (0.1 R)
• M9: 3,161,153 km (0.106 R)
• M10: 3,610,993 km (0.079 R)
• M11: 4,286,877 km (0.067 R)
• M12: 6,082,949 km (0.114 R)
• M13: 7,037,533 km (0.098 R)
• M14: 8,330,357 km (0.118 R)
• M15: 9,720,122 km (0.113 R)
• M16: 12,497,257 km (0.088 R)
• M17: 12,820,687 km (0.107 R)
• M18: 14,880,500 km (0.088 R)
• M19: 15,244,023 km (0.085 R)
• M20: 16,447,388 km (0.105 R)
• M21: 16,757,804 km (0.101 R)
• M22: 17,551,121 km (0.117 R)
• M23: 18,787,697 km (0.086 R)
• M24: 19,905,493 km (0.098 R)
• M25: 20,435,967 km (0.102 R)
• M26: 22,653,157 km (0.111 R)
• M27: 23,918,605 km (0.116 R)
• M28: 24,317,283 km (0.098 R)
• M29: 25,230,578 km (0.054 R)
• M30: 27,777,632 km (0.081 R)
• M31: 30,374,800 km (0.09 R)
• M32: 32,516,892 km (0.087 R)
• M33: 36,438,900 km (0.11 R)
• M34: 37,499,997 km (0.118 R)
• M35: 39,406,174 km (0.102 R)
• M36: 44,452,409 km (0.046 R)
• M37: 52,888,233 km (0.085 R)
• M38: 58,826,371 km (0.107 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 20,207 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit