🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.74 AU - 0.78 AU

Year: 302 Days

Day: 18.7 Hours

Environment

Temp: -38 °C

Axial Tilt: 50 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,053,881 km

• M1: 270,772 km (0.089 R)

Asteroid Belt

Center: 1.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.97 AU - 2.23 AU

Year: 1389 Days

Day: 37.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 42.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.6

Radius: 14.6

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.13 AU - 2.77 AU

Year: 1751 Days

Day: 14 Hours

Environment

Temp: -148 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 91,053,881 km

• M1: 181,761 km (0.118 R)
• M2: 640,129 km (0.097 R)
• M3: 1,231,789 km (0.106 R)
• M4: 1,729,052 km (0.103 R)
• M5: 2,226,615 km (0.091 R)
• M6: 2,778,182 km (0.091 R)
• M7: 3,243,282 km (0.084 R)
• M8: 3,957,761 km (0.098 R)
• M9: 4,591,308 km (0.03 R)
• M10: 5,495,179 km (0.06 R)
• M11: 6,087,586 km (0.079 R)
• M12: 6,908,280 km (0.057 R)
• M13: 7,801,529 km (0.103 R)
• M14: 11,659,508 km (0.099 R)
• M15: 12,844,623 km (0.062 R)
• M16: 14,592,375 km (0.106 R)
• M17: 15,223,977 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.6

Radius: 12.5

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.7 AU - 3.16 AU

Year: 2290 Days

Day: 12 Hours

Environment

Temp: -158 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 91,053,881 km

• M1: 155,582 km (0.073 R)
• M2: 863,479 km (0.065 R)
• M3: 1,561,951 km (0.067 R)
• M4: 2,091,378 km (0.119 R)
• M5: 2,668,826 km (0.04 R)
• M6: 3,269,611 km (0.101 R)
• M7: 3,742,789 km (0.106 R)
• M8: 4,458,316 km (0.115 R)
• M9: 5,285,742 km (0.053 R)
• M10: 5,819,956 km (0.071 R)
• M11: 6,364,641 km (0.096 R)
• M12: 6,862,204 km (0.094 R)
• M13: 8,419,817 km (0.115 R)
• M14: 9,281,800 km (0.04 R)
• M15: 10,236,982 km (0.057 R)
• M16: 11,069,644 km (0.112 R)
• M17: 11,521,729 km (0.091 R)
• M18: 13,625,224 km (0.116 R)
• M19: 14,588,036 km (0.105 R)
• M20: 16,021,034 km (0.072 R)

Asteroid Belt

Center: 3.19 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600

Radius: 12.1

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.75 AU - 4.15 AU

Year: 2926 Days

Day: 9 Hours

Environment

Temp: -171 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 91,053,881 km

• M1: 161,566 km (0.077 R)
• M2: 826,528 km (0.09 R)
• M3: 1,636,750 km (0.062 R)
• M4: 2,439,193 km (0.081 R)
• M5: 2,922,694 km (0.059 R)
• M6: 3,380,164 km (0.057 R)
• M7: 4,794,163 km (0.117 R)
• M8: 5,659,886 km (0.084 R)
• M9: 6,798,326 km (0.051 R)
• M10: 7,922,703 km (0.097 R)
• M11: 8,412,337 km (0.04 R)
• M12: 8,956,873 km (0.044 R)
• M13: 10,079,157 km (0.114 R)
• M14: 10,460,482 km (0.098 R)
• M15: 12,601,526 km (0.117 R)
• M16: 13,134,543 km (0.114 R)
• M17: 14,009,093 km (0.074 R)
• M18: 15,569,099 km (0.118 R)
• M19: 16,183,049 km (0.083 R)
• M20: 18,573,473 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.1

Radius: 15

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 4.63 AU - 6.27 AU

Year: 5809 Days

Day: 5.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 91,053,881 km

• M1: 209,736 km (0.079 R)
• M2: 776,114 km (0.099 R)
• M3: 1,947,465 km (0.096 R)
• M4: 2,474,199 km (0.111 R)
• M5: 3,754,607 km (0.103 R)
• M6: 5,589,126 km (0.032 R)
• M7: 7,155,416 km (0.069 R)
• M8: 7,700,550 km (0.083 R)
• M9: 9,291,673 km (0.108 R)
• M10: 9,986,256 km (0.098 R)
• M11: 11,382,004 km (0.116 R)
• M12: 22,147,815 km (0.045 R)
• M13: 25,504,642 km (0.086 R)
• M14: 28,011,603 km (0.117 R)
• M15: 29,463,151 km (0.117 R)
• M16: 32,812,348 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 893.6

Radius: 3.9

Gravity: 58.75 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 8.63 AU - 13.91 AU

Year: 17274 Days

Day: 24.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 91,053,881 km

• M1: 52,060 km (0.111 R)
• M2: 255,214 km (0.064 R)
• M3: 452,384 km (0.085 R)
• M4: 736,470 km (0.029 R)
• M5: 929,900 km (0.105 R)
• M6: 1,327,532 km (0.067 R)
• M7: 1,581,698 km (0.09 R)
• M8: 2,144,635 km (0.103 R)
• M9: 2,540,920 km (0.065 R)
• M10: 3,279,185 km (0.047 R)
• M11: 3,593,490 km (0.115 R)
• M12: 4,518,304 km (0.102 R)
• M13: 6,336,966 km (0.088 R)
• M14: 6,467,266 km (0.111 R)
• M15: 9,022,547 km (0.041 R)
• M16: 9,243,204 km (0.057 R)
• M17: 9,524,148 km (0.106 R)
• M18: 11,077,274 km (0.119 R)
• M19: 11,913,825 km (0.092 R)
• M20: 14,150,612 km (0.114 R)
• M21: 20,837,787 km (0.087 R)
• M22: 21,613,601 km (0.066 R)
• M23: 30,336,055 km (0.118 R)
• M24: 32,220,689 km (0.114 R)
• M25: 44,550,695 km (0.084 R)
• M26: 59,879,839 km (0.06 R)
• M27: 69,033,284 km (0.092 R)
• M28: 71,186,596 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 636.4

Radius: 5.6

Gravity: 20.29 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 14.84 AU - 15.64 AU

Year: 27163 Days

Day: 18.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 91,053,881 km

• M1: 81,082 km (0.031 R)
• M2: 636,389 km (0.119 R)
• M3: 999,314 km (0.056 R)
• M4: 1,250,489 km (0.09 R)
• M5: 1,614,011 km (0.111 R)
• M6: 1,801,458 km (0.113 R)
• M7: 3,369,094 km (0.074 R)
• M8: 3,677,265 km (0.105 R)
• M9: 4,791,321 km (0.092 R)
• M10: 5,466,755 km (0.107 R)
• M11: 8,360,576 km (0.103 R)
• M12: 8,868,012 km (0.117 R)
• M13: 9,217,622 km (0.074 R)
• M14: 10,773,889 km (0.03 R)
• M15: 11,171,969 km (0.067 R)
• M16: 12,425,001 km (0.105 R)
• M17: 14,476,137 km (0.119 R)
• M18: 16,306,168 km (0.101 R)
• M19: 18,378,398 km (0.094 R)
• M20: 19,331,785 km (0.101 R)
• M21: 20,217,703 km (0.119 R)
• M22: 23,920,550 km (0.085 R)
• M23: 26,947,214 km (0.107 R)
• M24: 28,551,950 km (0.117 R)
• M25: 36,196,402 km (0.08 R)
• M26: 39,852,125 km (0.07 R)
• M27: 43,246,351 km (0.106 R)
• M28: 44,250,452 km (0.035 R)
• M29: 49,686,838 km (0.072 R)
• M30: 50,419,270 km (0.067 R)
• M31: 64,427,165 km (0.104 R)
• M32: 67,062,631 km (0.089 R)
• M33: 67,285,382 km (0.032 R)
• M34: 69,997,891 km (0.095 R)
• M35: 70,917,918 km (0.088 R)
• M36: 84,139,976 km (0.113 R)
• M37: 86,228,661 km (0.091 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: 393 - 18,346 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit