🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.65 AU - 0.93 AU

Year: 250 Days

Day: 34.1 Hours

Environment

Temp: 158 °C

Axial Tilt: 32.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,428,466 km

• M1: 361,428 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.86 AU - 2.06 AU

Year: 978 Days

Day: 37.8 Hours

Environment

Temp: -50 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 4.04 AU - 4.26 AU

Year: 3013 Days

Day: 38.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.5

Radius: 12.6

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 8.12 AU - 11.18 AU

Year: 10685 Days

Day: 5.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,428,466 km

• M1: 156,629 km (0.066 R)
• M2: 1,128,716 km (0.114 R)
• M3: 1,709,305 km (0.112 R)
• M4: 2,262,518 km (0.075 R)
• M5: 2,835,777 km (0.105 R)
• M6: 3,263,328 km (0.101 R)
• M7: 3,805,171 km (0.114 R)
• M8: 5,427,112 km (0.098 R)
• M9: 7,282,574 km (0.114 R)
• M10: 7,776,845 km (0.116 R)
• M11: 9,573,815 km (0.094 R)
• M12: 10,355,613 km (0.083 R)
• M13: 12,577,441 km (0.049 R)
• M14: 13,515,569 km (0.106 R)
• M15: 15,469,018 km (0.109 R)
• M16: 16,288,067 km (0.12 R)
• M17: 17,268,830 km (0.098 R)
• M18: 18,427,466 km (0.103 R)
• M19: 19,492,154 km (0.07 R)
• M20: 21,511,426 km (0.039 R)
• M21: 22,057,009 km (0.097 R)
• M22: 36,416,011 km (0.106 R)
• M23: 37,079,927 km (0.041 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.3

Radius: 9.9

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 9.7 AU - 10.62 AU

Year: 11543 Days

Day: 5.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,428,466 km

• M1: 127,009 km (0.064 R)
• M2: 550,520 km (0.093 R)
• M3: 2,599,113 km (0.108 R)
• M4: 3,857,680 km (0.1 R)
• M5: 4,545,531 km (0.12 R)
• M6: 7,063,712 km (0.093 R)
• M7: 7,826,362 km (0.11 R)
• M8: 8,927,403 km (0.072 R)
• M9: 10,552,185 km (0.113 R)
• M10: 11,209,518 km (0.085 R)
• M11: 15,323,160 km (0.103 R)
• M12: 21,364,072 km (0.07 R)
• M13: 22,954,297 km (0.109 R)
• M14: 25,003,190 km (0.035 R)
• M15: 31,877,960 km (0.107 R)
• M16: 33,950,788 km (0.079 R)
• M17: 34,542,148 km (0.114 R)
• M18: 39,523,159 km (0.062 R)
• M19: 40,706,478 km (0.072 R)
• M20: 43,697,987 km (0.112 R)
• M21: 44,538,727 km (0.085 R)
• M22: 46,252,221 km (0.037 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.4

Radius: 10.5

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 10 AU - 14.66 AU

Year: 15433 Days

Day: 5.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 58,428,466 km

• M1: 130,599 km (0.087 R)
• M2: 795,262 km (0.053 R)
• M3: 4,826,027 km (0.045 R)
• M4: 7,343,610 km (0.078 R)
• M5: 9,644,126 km (0.086 R)
• M6: 11,389,484 km (0.11 R)
• M7: 12,183,849 km (0.117 R)
• M8: 14,847,589 km (0.093 R)
• M9: 15,674,865 km (0.089 R)
• M10: 21,594,004 km (0.081 R)
• M11: 24,474,660 km (0.111 R)
• M12: 27,514,489 km (0.095 R)
• M13: 28,044,365 km (0.112 R)
• M14: 30,232,832 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 192

Radius: 3.8

Gravity: 13.3 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 16.66 AU - 17.9 AU

Year: 25604 Days

Day: 23.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 58,428,466 km

• M1: 47,273 km (0.067 R)
• M2: 198,068 km (0.103 R)
• M3: 502,649 km (0.081 R)
• M4: 715,527 km (0.117 R)
• M5: 963,859 km (0.112 R)
• M6: 1,280,558 km (0.077 R)
• M7: 2,024,059 km (0.087 R)
• M8: 2,605,845 km (0.101 R)
• M9: 5,794,524 km (0.103 R)
• M10: 6,948,821 km (0.101 R)
• M11: 8,153,682 km (0.063 R)
• M12: 10,239,376 km (0.073 R)
• M13: 11,257,838 km (0.119 R)
• M14: 11,973,215 km (0.094 R)
• M15: 14,300,509 km (0.096 R)
• M16: 14,855,817 km (0.062 R)
• M17: 15,067,647 km (0.097 R)
• M18: 16,759,599 km (0.111 R)
• M19: 24,894,731 km (0.086 R)
• M20: 31,223,020 km (0.11 R)
• M21: 32,987,228 km (0.058 R)
• M22: 36,073,432 km (0.115 R)
• M23: 40,297,328 km (0.058 R)
• M24: 40,847,549 km (0.102 R)
• M25: 43,817,964 km (0.1 R)
• M26: 46,929,151 km (0.105 R)
• M27: 49,710,475 km (0.1 R)
• M28: 50,502,147 km (0.065 R)
• M29: 57,660,255 km (0.097 R)
• M30: 58,008,669 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 165.5

Radius: 3.9

Gravity: 10.88 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 15.31 AU - 20.83 AU

Year: 27380 Days

Day: 17.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,428,466 km

• M1: 55,800 km (0.038 R)
• M2: 581,487 km (0.1 R)
• M3: 749,635 km (0.072 R)
• M4: 2,034,082 km (0.112 R)
• M5: 3,485,032 km (0.093 R)
• M6: 4,221,054 km (0.037 R)
• M7: 6,833,032 km (0.032 R)
• M8: 7,302,321 km (0.094 R)
• M9: 9,241,259 km (0.036 R)
• M10: 10,746,662 km (0.096 R)
• M11: 18,163,126 km (0.079 R)
• M12: 19,901,753 km (0.034 R)
• M13: 21,657,583 km (0.077 R)
• M14: 24,383,107 km (0.086 R)
• M15: 31,189,062 km (0.098 R)
• M16: 33,308,863 km (0.116 R)
• M17: 35,147,272 km (0.098 R)
• M18: 37,571,356 km (0.026 R)
• M19: 45,212,516 km (0.107 R)
• M20: 58,428,440 km (0.073 R)

Kuiper Belt

Range: 30.8 - 55.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 276 - 14,976 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit