🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.66 AU - 1.08 AU

Year: 283 Days

Day: 41.5 Hours

Environment

Temp: 121 °C

Axial Tilt: 12.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 74,508,545 km

• M1: 106,962 km (0.089 R)
• M2: 150,346 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.32 AU - 1.64 AU

Year: 627 Days

Day: 27.9 Hours

Environment

Temp: 0 °C

Axial Tilt: 37.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 74,508,545 km

• M1: 73,602 km (0.044 R)
• M2: 538,702 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.44 AU - 1.96 AU

Year: 772 Days

Day: 31.6 Hours

Environment

Temp: -28 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.72 AU - 2.78 AU

Year: 1588 Days

Day: 14.6 Hours

Environment

Temp: -83 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,508,545 km

• M1: 154,086 km (0.055 R)

Asteroid Belt

Center: 5.2 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.1

Radius: 8.4

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 5.78 AU - 9.52 AU

Year: 7369 Days

Day: 10.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 74,508,545 km

• M1: 106,962 km (0.111 R)
• M2: 895,493 km (0.108 R)
• M3: 1,281,156 km (0.083 R)
• M4: 2,589,838 km (0.105 R)
• M5: 11,947,335 km (0.092 R)
• M6: 17,298,750 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71.1

Radius: 6.3

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 10.17 AU - 16.95 AU

Year: 17389 Days

Day: 16 Hours

Environment

Temp: -184 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,508,545 km

• M1: 78,389 km (0.055 R)
• M2: 319,242 km (0.114 R)
• M3: 642,972 km (0.12 R)
• M4: 1,074,861 km (0.053 R)
• M5: 1,366,876 km (0.066 R)
• M6: 1,861,446 km (0.109 R)
• M7: 3,739,947 km (0.096 R)
• M8: 5,970,601 km (0.086 R)
• M9: 6,484,619 km (0.109 R)
• M10: 9,043,939 km (0.105 R)
• M11: 9,463,412 km (0.119 R)
• M12: 10,753,693 km (0.079 R)
• M13: 11,956,610 km (0.104 R)
• M14: 12,720,008 km (0.102 R)
• M15: 15,322,412 km (0.107 R)
• M16: 22,073,166 km (0.118 R)
• M17: 23,297,624 km (0.103 R)
• M18: 24,405,696 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 137.7

Radius: 7.4

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 12.2 AU - 15.22 AU

Year: 17679 Days

Day: 17.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,508,545 km

• M1: 92,152 km (0.081 R)
• M2: 450,140 km (0.085 R)
• M3: 854,353 km (0.067 R)
• M4: 1,186,910 km (0.069 R)
• M5: 2,116,810 km (0.109 R)
• M6: 3,750,419 km (0.079 R)
• M7: 4,263,839 km (0.101 R)
• M8: 4,707,546 km (0.108 R)
• M9: 5,273,923 km (0.089 R)
• M10: 6,364,492 km (0.105 R)
• M11: 6,686,277 km (0.069 R)
• M12: 8,208,734 km (0.077 R)
• M13: 8,763,892 km (0.077 R)
• M14: 9,162,720 km (0.082 R)
• M15: 10,334,221 km (0.119 R)
• M16: 11,032,394 km (0.06 R)
• M17: 11,921,903 km (0.072 R)
• M18: 13,142,771 km (0.045 R)
• M19: 14,021,659 km (0.038 R)
• M20: 14,690,661 km (0.109 R)
• M21: 16,290,011 km (0.076 R)
• M22: 29,853,302 km (0.12 R)
• M23: 31,265,506 km (0.074 R)
• M24: 33,145,951 km (0.081 R)
• M25: 38,880,935 km (0.093 R)
• M26: 40,685,684 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 703.1

Radius: 6.1

Gravity: 18.9 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 13.73 AU - 15.17 AU

Year: 19129 Days

Day: 23.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 74,508,545 km

• M1: 78,240 km (0.033 R)
• M2: 380,727 km (0.104 R)
• M3: 795,113 km (0.118 R)
• M4: 1,281,306 km (0.109 R)
• M5: 1,709,754 km (0.077 R)
• M6: 2,975,651 km (0.04 R)
• M7: 3,636,126 km (0.047 R)
• M8: 4,224,943 km (0.085 R)
• M9: 4,559,444 km (0.06 R)
• M10: 5,709,403 km (0.05 R)
• M11: 5,952,649 km (0.107 R)
• M12: 7,803,623 km (0.071 R)
• M13: 8,103,417 km (0.066 R)
• M14: 8,994,572 km (0.058 R)
• M15: 9,491,985 km (0.066 R)
• M16: 9,833,666 km (0.04 R)
• M17: 11,157,159 km (0.086 R)
• M18: 16,477,009 km (0.029 R)
• M19: 20,611,445 km (0.066 R)
• M20: 20,801,285 km (0.062 R)
• M21: 21,768,136 km (0.119 R)
• M22: 24,634,132 km (0.115 R)
• M23: 30,729,497 km (0.11 R)
• M24: 34,455,531 km (0.051 R)
• M25: 35,397,998 km (0.098 R)
• M26: 38,759,911 km (0.067 R)
• M27: 40,073,530 km (0.084 R)
• M28: 40,666,835 km (0.097 R)
• M29: 41,115,628 km (0.044 R)
• M30: 46,272,566 km (0.086 R)
• M31: 46,925,561 km (0.034 R)
• M32: 53,081,064 km (0.114 R)
• M33: 68,429,656 km (0.041 R)
• M34: 73,618,907 km (0.111 R)

Kuiper Belt

Range: 31.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 10,454 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit