🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.56 AU - 0.74 AU

Year: 333 Days

Day: 40.7 Hours

Environment

Temp: -137 °C

Axial Tilt: 106.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.1

Radius: 10.5

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.93 AU - 1.43 AU

Year: 815 Days

Day: 8.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,735,165 km

• M1: 130,599 km (0.089 R)
• M2: 509,979 km (0.08 R)
• M3: 885,470 km (0.116 R)
• M4: 1,276,369 km (0.062 R)
• M5: 1,741,020 km (0.061 R)
• M6: 2,442,036 km (0.029 R)
• M7: 2,776,088 km (0.096 R)
• M8: 3,243,431 km (0.105 R)
• M9: 3,691,327 km (0.119 R)
• M10: 4,211,330 km (0.09 R)
• M11: 4,899,181 km (0.067 R)
• M12: 5,660,335 km (0.042 R)
• M13: 6,089,531 km (0.06 R)
• M14: 6,477,588 km (0.078 R)
• M15: 7,303,518 km (0.025 R)
• M16: 7,955,914 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.4

Radius: 9.4

Gravity: 10.79 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.18 AU - 1.62 AU

Year: 1053 Days

Day: 14.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,735,165 km

• M1: 116,836 km (0.099 R)
• M2: 518,955 km (0.101 R)
• M3: 1,076,357 km (0.107 R)
• M4: 1,383,481 km (0.117 R)
• M5: 1,846,786 km (0.114 R)
• M6: 2,328,790 km (0.094 R)
• M7: 2,960,991 km (0.099 R)
• M8: 3,932,330 km (0.112 R)
• M9: 4,828,870 km (0.05 R)
• M10: 5,597,055 km (0.073 R)
• M11: 6,100,302 km (0.091 R)
• M12: 8,732,776 km (0.094 R)
• M13: 9,501,260 km (0.118 R)
• M14: 10,540,666 km (0.114 R)
• M15: 11,480,589 km (0.097 R)
• M16: 11,935,666 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.5

Radius: 14.8

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.35 AU - 1.93 AU

Year: 1335 Days

Day: 8.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,735,165 km

• M1: 188,493 km (0.083 R)
• M2: 673,041 km (0.098 R)
• M3: 1,491,790 km (0.071 R)
• M4: 2,131,321 km (0.115 R)
• M5: 3,420,705 km (0.065 R)
• M6: 3,974,516 km (0.112 R)
• M7: 4,645,163 km (0.112 R)
• M8: 6,029,841 km (0.074 R)
• M9: 6,743,872 km (0.116 R)
• M10: 7,302,919 km (0.104 R)
• M11: 7,865,407 km (0.12 R)
• M12: 9,017,311 km (0.116 R)
• M13: 9,697,233 km (0.102 R)
• M14: 10,411,264 km (0.076 R)
• M15: 12,538,246 km (0.107 R)
• M16: 13,112,403 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610

Radius: 8.9

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.91 AU - 2.81 AU

Year: 2305 Days

Day: 7.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,735,165 km

• M1: 110,702 km (0.087 R)
• M2: 434,881 km (0.106 R)
• M3: 849,267 km (0.118 R)
• M4: 1,272,031 km (0.08 R)
• M5: 2,276,880 km (0.104 R)
• M6: 3,594,986 km (0.09 R)
• M7: 4,098,234 km (0.095 R)
• M8: 4,995,970 km (0.066 R)
• M9: 5,315,063 km (0.107 R)
• M10: 5,647,619 km (0.062 R)
• M11: 6,276,229 km (0.083 R)
• M12: 6,867,290 km (0.1 R)
• M13: 8,571,808 km (0.061 R)
• M14: 8,897,633 km (0.119 R)
• M15: 14,011,785 km (0.1 R)
• M16: 14,602,248 km (0.078 R)
• M17: 15,209,167 km (0.072 R)
• M18: 16,775,008 km (0.089 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.1

Radius: 9.7

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 4.01 AU - 4.97 AU

Year: 6049 Days

Day: 13.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,735,165 km

• M1: 121,025 km (0.048 R)
• M2: 598,840 km (0.111 R)
• M3: 989,889 km (0.119 R)
• M4: 1,321,398 km (0.104 R)
• M5: 1,625,231 km (0.12 R)
• M6: 2,109,629 km (0.12 R)
• M7: 2,617,065 km (0.117 R)
• M8: 3,454,065 km (0.072 R)
• M9: 4,383,966 km (0.069 R)
• M10: 4,853,254 km (0.096 R)
• M11: 5,241,311 km (0.1 R)
• M12: 6,206,666 km (0.091 R)
• M13: 6,867,739 km (0.053 R)
• M14: 7,322,068 km (0.09 R)
• M15: 14,452,501 km (0.094 R)
• M16: 14,909,373 km (0.037 R)
• M17: 15,493,851 km (0.079 R)
• M18: 21,387,858 km (0.062 R)
• M19: 23,201,134 km (0.03 R)
• M20: 25,196,620 km (0.107 R)
• M21: 27,477,538 km (0.099 R)
• M22: 29,162,908 km (0.095 R)
• M23: 30,262,153 km (0.109 R)
• M24: 31,579,213 km (0.057 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.7

Radius: 13.5

Gravity: 3.37 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.86 AU - 6.36 AU

Year: 7345 Days

Day: 14.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,735,165 km

• M1: 169,943 km (0.058 R)
• M2: 594,652 km (0.111 R)
• M3: 1,189,602 km (0.105 R)
• M4: 2,065,797 km (0.111 R)
• M5: 2,620,207 km (0.09 R)
• M6: 3,359,519 km (0.082 R)
• M7: 3,935,022 km (0.045 R)
• M8: 4,363,620 km (0.087 R)
• M9: 6,002,465 km (0.112 R)
• M10: 7,668,985 km (0.103 R)
• M11: 8,100,126 km (0.04 R)
• M12: 9,054,411 km (0.08 R)
• M13: 11,186,480 km (0.111 R)
• M14: 16,550,611 km (0.077 R)
• M15: 18,781,713 km (0.03 R)
• M16: 20,006,172 km (0.107 R)
• M17: 21,902,774 km (0.11 R)
• M18: 23,422,389 km (0.082 R)
• M19: 24,925,848 km (0.12 R)
• M20: 27,029,194 km (0.094 R)
• M21: 29,438,916 km (0.109 R)
• M22: 30,111,359 km (0.061 R)
• M23: 32,291,897 km (0.109 R)
• M24: 37,187,936 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 572.4

Radius: 5.8

Gravity: 17.02 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 5.17 AU - 7.27 AU

Year: 9863 Days

Day: 24 Hours

Environment

Temp: -216 °C

Axial Tilt: 83.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 44,735,165 km

• M1: 72,106 km (0.051 R)
• M2: 303,384 km (0.067 R)
• M3: 509,830 km (0.035 R)
• M4: 857,196 km (0.064 R)
• M5: 1,063,042 km (0.074 R)
• M6: 1,677,142 km (0.111 R)
• M7: 2,053,530 km (0.101 R)
• M8: 2,334,475 km (0.111 R)
• M9: 2,845,651 km (0.086 R)
• M10: 4,007,877 km (0.116 R)
• M11: 5,073,462 km (0.098 R)
• M12: 5,456,433 km (0.076 R)
• M13: 6,873,125 km (0.056 R)
• M14: 7,302,171 km (0.109 R)
• M15: 9,244,999 km (0.115 R)
• M16: 10,060,906 km (0.067 R)
• M17: 12,112,640 km (0.073 R)
• M18: 12,337,785 km (0.108 R)
• M19: 12,622,919 km (0.115 R)
• M20: 13,265,890 km (0.111 R)
• M21: 14,553,778 km (0.078 R)
• M22: 15,195,404 km (0.036 R)
• M23: 17,092,305 km (0.111 R)
• M24: 19,678,104 km (0.049 R)
• M25: 23,632,574 km (0.1 R)
• M26: 24,697,860 km (0.105 R)
• M27: 33,728,934 km (0.096 R)
• M28: 37,644,060 km (0.08 R)
• M29: 39,834,622 km (0.115 R)
• M30: 40,708,872 km (0.073 R)
• M31: 41,468,530 km (0.092 R)
• M32: 44,467,668 km (0.089 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: 285 - 15,477 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit