🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.63 AU - 0.63 AU

Year: 323 Days

Day: 24.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.7

Radius: 13.4

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.73 AU - 0.79 AU

Year: 428 Days

Day: 13 Hours

Environment

Temp: -142 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 57,990,793 km

• M1: 166,802 km (0.034 R)
• M2: 594,652 km (0.076 R)
• M3: 1,277,267 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344

Radius: 11.8

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.76 AU - 1.04 AU

Year: 551 Days

Day: 7.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 57,990,793 km

• M1: 146,756 km (0.117 R)
• M2: 519,703 km (0.082 R)
• M3: 987,944 km (0.097 R)
• M4: 1,458,280 km (0.034 R)
• M5: 2,532,991 km (0.076 R)
• M6: 2,917,906 km (0.107 R)
• M7: 3,845,264 km (0.118 R)
• M8: 4,221,652 km (0.113 R)
• M9: 4,622,873 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.5

Radius: 14.4

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.03 AU - 1.63 AU

Year: 990 Days

Day: 13.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 57,990,793 km

• M1: 179,218 km (0.12 R)
• M2: 1,174,493 km (0.084 R)
• M3: 1,729,351 km (0.114 R)
• M4: 2,241,574 km (0.055 R)
• M5: 2,908,482 km (0.117 R)
• M6: 3,460,348 km (0.088 R)
• M7: 4,001,893 km (0.092 R)
• M8: 4,975,027 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197

Radius: 13.9

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.61 AU - 1.93 AU

Year: 1520 Days

Day: 14.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 57,990,793 km

• M1: 173,085 km (0.1 R)
• M2: 650,302 km (0.054 R)
• M3: 1,380,340 km (0.062 R)
• M4: 1,960,929 km (0.059 R)
• M5: 3,390,636 km (0.082 R)
• M6: 4,319,788 km (0.087 R)
• M7: 4,818,996 km (0.091 R)
• M8: 5,375,201 km (0.118 R)
• M9: 8,724,548 km (0.028 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.7

Radius: 14.9

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.89 AU - 2.95 AU

Year: 2431 Days

Day: 7 Hours

Environment

Temp: -186 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 57,990,793 km

• M1: 185,352 km (0.112 R)
• M2: 692,189 km (0.117 R)
• M3: 2,321,909 km (0.103 R)
• M4: 3,130,186 km (0.117 R)
• M5: 4,052,606 km (0.105 R)
• M6: 4,707,695 km (0.108 R)
• M7: 6,368,531 km (0.036 R)
• M8: 8,255,110 km (0.11 R)
• M9: 8,758,656 km (0.091 R)
• M10: 9,613,458 km (0.075 R)
• M11: 10,203,173 km (0.118 R)
• M12: 10,982,728 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.1

Radius: 9.4

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.72 AU - 3.14 AU

Year: 3238 Days

Day: 11.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,990,793 km

• M1: 116,836 km (0.053 R)
• M2: 459,265 km (0.09 R)
• M3: 949,498 km (0.066 R)
• M4: 1,349,074 km (0.113 R)
• M5: 1,779,467 km (0.101 R)
• M6: 2,128,628 km (0.075 R)
• M7: 3,032,199 km (0.078 R)
• M8: 4,193,079 km (0.114 R)
• M9: 5,140,482 km (0.037 R)
• M10: 7,333,288 km (0.105 R)
• M11: 8,568,816 km (0.095 R)
• M12: 9,754,529 km (0.087 R)
• M13: 10,235,786 km (0.044 R)
• M14: 11,610,291 km (0.028 R)
• M15: 11,941,052 km (0.086 R)
• M16: 12,751,722 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.1

Radius: 14.7

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 3.98 AU - 5.64 AU

Year: 6811 Days

Day: 11.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,990,793 km

• M1: 182,809 km (0.103 R)
• M2: 706,102 km (0.109 R)
• M3: 1,299,407 km (0.05 R)
• M4: 1,899,145 km (0.064 R)
• M5: 5,410,805 km (0.09 R)
• M6: 7,607,800 km (0.063 R)
• M7: 8,906,160 km (0.072 R)
• M8: 12,092,145 km (0.034 R)
• M9: 13,034,762 km (0.105 R)
• M10: 14,195,791 km (0.118 R)
• M11: 16,345,063 km (0.066 R)
• M12: 23,204,874 km (0.097 R)
• M13: 24,825,617 km (0.105 R)
• M14: 25,748,486 km (0.108 R)
• M15: 27,396,456 km (0.117 R)
• M16: 32,364,452 km (0.057 R)
• M17: 32,862,164 km (0.11 R)
• M18: 33,364,963 km (0.077 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.7

Radius: 13.7

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 5.06 AU - 5.9 AU

Year: 8283 Days

Day: 10.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,990,793 km

• M1: 170,542 km (0.046 R)
• M2: 693,536 km (0.096 R)
• M3: 1,427,014 km (0.101 R)
• M4: 1,928,466 km (0.119 R)
• M5: 2,703,234 km (0.036 R)
• M6: 3,413,823 km (0.091 R)
• M7: 4,138,775 km (0.118 R)
• M8: 4,696,924 km (0.062 R)
• M9: 7,020,030 km (0.116 R)
• M10: 9,832,170 km (0.111 R)
• M11: 11,786,667 km (0.079 R)
• M12: 15,910,930 km (0.092 R)
• M13: 17,931,399 km (0.085 R)
• M14: 18,591,874 km (0.069 R)
• M15: 24,207,179 km (0.11 R)
• M16: 25,196,021 km (0.09 R)
• M17: 26,399,387 km (0.116 R)
• M18: 35,229,251 km (0.119 R)
• M19: 37,322,874 km (0.062 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 989.4

Radius: 3.3

Gravity: 90.85 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 5.63 AU - 7.67 AU

Year: 11073 Days

Day: 20 Hours

Environment

Temp: -213 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 57,990,793 km

• M1: 40,990 km (0.063 R)
• M2: 193,280 km (0.061 R)
• M3: 301,290 km (0.099 R)
• M4: 419,921 km (0.102 R)
• M5: 842,086 km (0.096 R)
• M6: 1,107,323 km (0.118 R)
• M7: 1,669,063 km (0.057 R)
• M8: 2,441,437 km (0.115 R)
• M9: 3,399,911 km (0.059 R)
• M10: 3,890,592 km (0.097 R)
• M11: 5,981,072 km (0.037 R)
• M12: 6,817,175 km (0.115 R)
• M13: 7,504,278 km (0.113 R)
• M14: 8,236,410 km (0.077 R)
• M15: 10,886,237 km (0.112 R)
• M16: 11,231,210 km (0.111 R)
• M17: 12,309,511 km (0.062 R)
• M18: 13,454,982 km (0.092 R)
• M19: 14,531,189 km (0.082 R)
• M20: 17,626,668 km (0.103 R)
• M21: 23,810,446 km (0.064 R)
• M22: 24,002,829 km (0.048 R)
• M23: 24,881,866 km (0.103 R)
• M24: 27,647,182 km (0.095 R)
• M25: 29,158,420 km (0.118 R)
• M26: 29,711,334 km (0.048 R)
• M27: 32,699,252 km (0.078 R)
• M28: 35,129,320 km (0.117 R)
• M29: 35,378,849 km (0.117 R)
• M30: 35,503,913 km (0.085 R)
• M31: 47,257,369 km (0.11 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 13,091 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit