🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.89 AU - 1.09 AU

Year: 365 Days

Day: 43.8 Hours

Environment

Temp: 27 °C

Axial Tilt: 37.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.98 AU - 1.18 AU

Year: 416 Days

Day: 39.1 Hours

Environment

Temp: 17 °C

Axial Tilt: 15.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.24 AU - 2.06 AU

Year: 786 Days

Day: 36.7 Hours

Environment

Temp: -57 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,294,038 km

• M1: 374,892 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.39 AU - 2.41 AU

Year: 1379 Days

Day: 24.4 Hours

Environment

Temp: -85 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.41 AU - 2.95 AU

Year: 1627 Days

Day: 42.1 Hours

Environment

Temp: -99 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,294,038 km

• M1: 550,819 km (0.118 R)

Asteroid Belt

Center: 4.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.7

Radius: 15

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 5.7 AU - 8.12 AU

Year: 6736 Days

Day: 12.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 37,294,038 km

• M1: 186,549 km (0.116 R)
• M2: 660,026 km (0.111 R)
• M3: 1,212,192 km (0.119 R)
• M4: 1,944,174 km (0.076 R)
• M5: 2,798,827 km (0.064 R)
• M6: 3,269,611 km (0.111 R)
• M7: 4,139,523 km (0.101 R)
• M8: 5,458,078 km (0.115 R)
• M9: 7,442,045 km (0.075 R)
• M10: 8,632,545 km (0.113 R)
• M11: 9,606,278 km (0.057 R)
• M12: 12,250,719 km (0.062 R)
• M13: 13,433,590 km (0.068 R)
• M14: 14,641,592 km (0.058 R)
• M15: 16,079,228 km (0.053 R)
• M16: 17,552,917 km (0.084 R)
• M17: 18,760,171 km (0.092 R)
• M18: 20,206,783 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.2

Radius: 13.9

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 7.38 AU - 8.18 AU

Year: 8048 Days

Day: 14.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,294,038 km

• M1: 172,935 km (0.107 R)
• M2: 760,107 km (0.119 R)
• M3: 1,302,997 km (0.059 R)
• M4: 1,864,139 km (0.074 R)
• M5: 3,352,937 km (0.116 R)
• M6: 3,839,729 km (0.117 R)
• M7: 5,751,290 km (0.071 R)
• M8: 6,664,286 km (0.063 R)
• M9: 7,100,065 km (0.098 R)
• M10: 9,710,847 km (0.106 R)
• M11: 11,772,904 km (0.082 R)
• M12: 16,221,795 km (0.042 R)
• M13: 18,533,979 km (0.031 R)
• M14: 19,326,998 km (0.057 R)
• M15: 23,887,788 km (0.118 R)
• M16: 27,980,487 km (0.095 R)
• M17: 29,410,343 km (0.119 R)
• M18: 32,830,898 km (0.089 R)
• M19: 34,206,152 km (0.068 R)
• M20: 35,071,426 km (0.091 R)
• M21: 38,912,201 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337.5

Radius: 13.1

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 8.96 AU - 13.84 AU

Year: 14275 Days

Day: 12.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 37,294,038 km

• M1: 162,912 km (0.114 R)
• M2: 679,174 km (0.102 R)
• M3: 1,179,579 km (0.095 R)
• M4: 1,643,781 km (0.074 R)
• M5: 2,376,063 km (0.105 R)
• M6: 3,066,308 km (0.079 R)
• M7: 3,913,181 km (0.039 R)
• M8: 4,435,128 km (0.045 R)
• M9: 5,003,301 km (0.114 R)
• M10: 6,035,077 km (0.029 R)
• M11: 6,545,356 km (0.101 R)
• M12: 7,365,002 km (0.039 R)
• M13: 7,991,518 km (0.043 R)
• M14: 8,608,161 km (0.119 R)
• M15: 10,391,816 km (0.117 R)
• M16: 11,784,871 km (0.103 R)
• M17: 12,295,000 km (0.059 R)
• M18: 13,178,076 km (0.096 R)
• M19: 13,790,081 km (0.118 R)
• M20: 14,420,786 km (0.062 R)
• M21: 16,923,708 km (0.049 R)
• M22: 19,467,470 km (0.044 R)
• M23: 33,094,191 km (0.054 R)
• M24: 35,971,107 km (0.096 R)
• M25: 42,614,749 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 874

Radius: 7.5

Gravity: 15.54 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 10.86 AU - 16.12 AU

Year: 18375 Days

Day: 21.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 37,294,038 km

• M1: 107,710 km (0.053 R)
• M2: 361,428 km (0.1 R)
• M3: 619,186 km (0.048 R)
• M4: 856,747 km (0.11 R)
• M5: 1,542,952 km (0.091 R)
• M6: 2,032,736 km (0.051 R)
• M7: 2,459,239 km (0.115 R)
• M8: 3,155,019 km (0.067 R)
• M9: 3,943,849 km (0.106 R)
• M10: 4,714,128 km (0.095 R)
• M11: 5,078,848 km (0.058 R)
• M12: 6,031,188 km (0.114 R)
• M13: 6,820,017 km (0.08 R)
• M14: 7,097,671 km (0.103 R)
• M15: 8,494,765 km (0.07 R)
• M16: 10,548,744 km (0.111 R)
• M17: 11,430,175 km (0.072 R)
• M18: 11,888,842 km (0.097 R)
• M19: 13,773,626 km (0.073 R)
• M20: 16,502,440 km (0.113 R)
• M21: 23,627,637 km (0.098 R)
• M22: 24,371,887 km (0.109 R)
• M23: 31,277,773 km (0.104 R)
• M24: 37,488,927 km (0.082 R)
• M25: 41,339,277 km (0.119 R)
• M26: 42,887,765 km (0.084 R)
• M27: 44,314,031 km (0.083 R)
• M28: 45,120,064 km (0.057 R)
• M29: 50,162,111 km (0.115 R)
• M30: 52,279,968 km (0.051 R)
• M31: 53,724,485 km (0.037 R)
• M32: 55,381,132 km (0.104 R)
• M33: 56,882,197 km (0.063 R)
• M34: 67,305,279 km (0.065 R)
• M35: 71,190,186 km (0.065 R)
• M36: 75,221,998 km (0.046 R)
• M37: 76,830,325 km (0.084 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 82.8

Radius: 5

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 13.39 AU - 14.91 AU

Year: 19740 Days

Day: 23.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 37,294,038 km

• M1: 62,233 km (0.104 R)
• M2: 238,758 km (0.091 R)
• M3: 724,203 km (0.107 R)
• M4: 1,047,484 km (0.12 R)
• M5: 1,449,454 km (0.106 R)
• M6: 1,978,881 km (0.072 R)
• M7: 2,665,984 km (0.102 R)
• M8: 6,565,701 km (0.07 R)
• M9: 7,140,306 km (0.054 R)
• M10: 7,554,393 km (0.103 R)
• M11: 8,935,630 km (0.111 R)
• M12: 9,239,464 km (0.034 R)
• M13: 10,961,934 km (0.104 R)
• M14: 12,560,985 km (0.118 R)
• M15: 13,958,828 km (0.079 R)
• M16: 14,486,609 km (0.092 R)
• M17: 17,662,721 km (0.112 R)
• M18: 22,446,413 km (0.098 R)
• M19: 26,044,989 km (0.067 R)
• M20: 26,933,750 km (0.075 R)
• M21: 29,529,423 km (0.098 R)
• M22: 34,147,958 km (0.101 R)
• M23: 34,890,412 km (0.059 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 516 - 11,371 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit