🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.52 AU - 0.62 AU

Year: 184 Days

Day: 30.7 Hours

Environment

Temp: 29 °C

Axial Tilt: 41.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.19 AU - 3.19 AU

Year: 1886 Days

Day: 42.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,538,570 km

• M1: 108,608 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.8

Radius: 11.1

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.33 AU - 3.55 AU

Year: 2155 Days

Day: 9.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 92,538,570 km

• M1: 138,079 km (0.118 R)
• M2: 615,745 km (0.108 R)
• M3: 1,069,176 km (0.119 R)
• M4: 1,644,380 km (0.114 R)
• M5: 2,417,950 km (0.115 R)
• M6: 2,800,921 km (0.076 R)
• M7: 4,014,459 km (0.061 R)
• M8: 4,455,473 km (0.072 R)
• M9: 5,549,931 km (0.119 R)
• M10: 6,172,857 km (0.09 R)
• M11: 6,605,045 km (0.119 R)
• M12: 7,905,948 km (0.093 R)
• M13: 8,948,496 km (0.054 R)
• M14: 9,636,945 km (0.071 R)
• M15: 11,305,410 km (0.115 R)
• M16: 13,076,051 km (0.099 R)
• M17: 13,705,409 km (0.047 R)
• M18: 14,092,568 km (0.092 R)
• M19: 14,979,235 km (0.06 R)
• M20: 15,668,283 km (0.106 R)

Asteroid Belt

Center: 3.25 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.1

Radius: 13.9

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 3.52 AU - 3.6 AU

Year: 2871 Days

Day: 12.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 92,538,570 km

• M1: 173,384 km (0.05 R)
• M2: 1,538,913 km (0.118 R)
• M3: 2,345,096 km (0.11 R)
• M4: 2,982,383 km (0.075 R)
• M5: 4,121,122 km (0.102 R)
• M6: 5,565,041 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.9

Radius: 10.8

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 4.42 AU - 7.02 AU

Year: 5848 Days

Day: 10 Hours

Environment

Temp: -167 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 92,538,570 km

• M1: 147,952 km (0.116 R)
• M2: 532,120 km (0.107 R)
• M3: 1,350,420 km (0.072 R)
• M4: 1,851,573 km (0.074 R)
• M5: 3,528,715 km (0.059 R)
• M6: 3,901,363 km (0.105 R)
• M7: 4,552,862 km (0.109 R)
• M8: 4,995,821 km (0.09 R)
• M9: 5,419,033 km (0.071 R)
• M10: 6,020,566 km (0.101 R)
• M11: 8,482,498 km (0.117 R)
• M12: 9,190,096 km (0.108 R)
• M13: 9,827,383 km (0.047 R)
• M14: 10,231,148 km (0.106 R)
• M15: 10,838,366 km (0.093 R)
• M16: 12,250,420 km (0.069 R)
• M17: 12,632,493 km (0.081 R)
• M18: 13,827,032 km (0.088 R)
• M19: 15,534,841 km (0.072 R)
• M20: 17,861,836 km (0.05 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 606.5

Radius: 4

Gravity: 37.91 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 10.3 AU - 11.62 AU

Year: 15511 Days

Day: 19.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 92,538,570 km

• M1: 153,637 km (0.056 R)
• M2: 288,275 km (0.101 R)
• M3: 415,134 km (0.066 R)
• M4: 645,216 km (0.083 R)
• M5: 1,145,471 km (0.119 R)
• M6: 1,584,092 km (0.059 R)
• M7: 2,244,267 km (0.078 R)
• M8: 2,830,093 km (0.067 R)
• M9: 6,285,953 km (0.106 R)
• M10: 7,433,817 km (0.064 R)
• M11: 8,176,421 km (0.092 R)
• M12: 8,615,192 km (0.071 R)
• M13: 9,069,371 km (0.055 R)
• M14: 13,427,456 km (0.096 R)
• M15: 18,750,896 km (0.102 R)
• M16: 21,643,371 km (0.114 R)
• M17: 28,958,109 km (0.094 R)
• M18: 37,895,385 km (0.054 R)
• M19: 38,702,465 km (0.044 R)
• M20: 47,568,832 km (0.109 R)
• M21: 51,398,388 km (0.099 R)
• M22: 52,885,839 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 994.8

Radius: 4.4

Gravity: 51.38 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 10.85 AU - 14.13 AU

Year: 18870 Days

Day: 15.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 92,538,570 km

• M1: 58,044 km (0.079 R)
• M2: 281,992 km (0.036 R)
• M3: 420,071 km (0.025 R)
• M4: 622,926 km (0.11 R)
• M5: 889,509 km (0.115 R)
• M6: 1,596,209 km (0.109 R)
• M7: 1,740,122 km (0.105 R)
• M8: 2,054,128 km (0.071 R)
• M9: 2,498,584 km (0.117 R)
• M10: 2,872,130 km (0.116 R)
• M11: 3,339,174 km (0.094 R)
• M12: 3,485,930 km (0.118 R)
• M13: 4,930,596 km (0.087 R)
• M14: 6,279,819 km (0.049 R)
• M15: 6,686,726 km (0.097 R)
• M16: 8,437,170 km (0.042 R)
• M17: 8,820,590 km (0.106 R)
• M18: 9,800,157 km (0.103 R)
• M19: 12,739,156 km (0.102 R)
• M20: 23,332,032 km (0.058 R)
• M21: 25,643,469 km (0.046 R)
• M22: 26,913,106 km (0.091 R)
• M23: 32,677,560 km (0.084 R)
• M24: 35,280,713 km (0.063 R)
• M25: 36,704,735 km (0.087 R)
• M26: 42,625,071 km (0.062 R)
• M27: 48,452,955 km (0.107 R)
• M28: 51,105,026 km (0.062 R)
• M29: 51,465,856 km (0.047 R)
• M30: 58,647,302 km (0.101 R)
• M31: 63,302,937 km (0.035 R)
• M32: 65,189,815 km (0.1 R)
• M33: 66,040,279 km (0.071 R)
• M34: 66,898,223 km (0.111 R)
• M35: 67,546,431 km (0.04 R)
• M36: 67,763,497 km (0.094 R)
• M37: 73,570,438 km (0.066 R)
• M38: 74,030,451 km (0.082 R)
• M39: 76,123,924 km (0.03 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 587.5

Radius: 5.8

Gravity: 17.46 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 14.03 AU - 19.21 AU

Year: 28965 Days

Day: 22.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 105.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 92,538,570 km

• M1: 74,350 km (0.087 R)
• M2: 378,034 km (0.107 R)
• M3: 845,677 km (0.071 R)
• M4: 1,083,837 km (0.057 R)
• M5: 1,334,413 km (0.097 R)
• M6: 1,516,922 km (0.083 R)
• M7: 1,735,186 km (0.076 R)
• M8: 1,974,243 km (0.049 R)
• M9: 2,421,840 km (0.11 R)
• M10: 2,721,484 km (0.059 R)
• M11: 3,159,208 km (0.102 R)
• M12: 3,517,345 km (0.113 R)
• M13: 4,832,161 km (0.117 R)
• M14: 6,585,897 km (0.069 R)
• M15: 7,021,077 km (0.088 R)
• M16: 8,955,527 km (0.067 R)
• M17: 14,152,258 km (0.111 R)
• M18: 14,551,534 km (0.101 R)
• M19: 15,289,052 km (0.106 R)
• M20: 16,485,386 km (0.072 R)
• M21: 17,377,139 km (0.084 R)
• M22: 20,752,067 km (0.091 R)
• M23: 21,060,239 km (0.031 R)
• M24: 25,348,761 km (0.112 R)
• M25: 27,634,317 km (0.057 R)
• M26: 30,448,253 km (0.07 R)
• M27: 35,163,428 km (0.113 R)
• M28: 45,488,823 km (0.082 R)
• M29: 46,183,107 km (0.046 R)
• M30: 51,616,801 km (0.072 R)
• M31: 56,458,236 km (0.057 R)
• M32: 59,091,309 km (0.094 R)
• M33: 65,258,032 km (0.106 R)
• M34: 75,896,984 km (0.107 R)
• M35: 82,649,832 km (0.108 R)
• M36: 84,202,957 km (0.054 R)
• M37: 85,249,244 km (0.093 R)
• M38: 92,261,495 km (0.105 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 157 - 15,866 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit