🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.49 AU - 0.63 AU

Year: 147 Days

Day: 42.7 Hours

Environment

Temp: 272 °C

Axial Tilt: 36.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.82 AU - 1.32 AU

Year: 389 Days

Day: 32.7 Hours

Environment

Temp: 139 °C

Axial Tilt: 11.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.93 AU - 1.47 AU

Year: 462 Days

Day: 25.5 Hours

Environment

Temp: 17 °C

Axial Tilt: 38.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.49 AU - 2.73 AU

Year: 1482 Days

Day: 31.5 Hours

Environment

Temp: -75 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.09 AU - 4.09 AU

Year: 2907 Days

Day: 30.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.94 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.1

Radius: 13.3

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 4.87 AU - 6.71 AU

Year: 4897 Days

Day: 13.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,803,377 km

• M1: 165,455 km (0.104 R)
• M2: 652,097 km (0.08 R)
• M3: 1,078,301 km (0.093 R)
• M4: 1,750,445 km (0.119 R)
• M5: 2,221,828 km (0.082 R)
• M6: 2,725,823 km (0.097 R)
• M7: 3,510,314 km (0.06 R)
• M8: 5,529,137 km (0.091 R)
• M9: 6,182,880 km (0.1 R)
• M10: 9,996,429 km (0.091 R)
• M11: 10,563,554 km (0.077 R)
• M12: 11,383,949 km (0.072 R)
• M13: 11,858,025 km (0.057 R)
• M14: 12,896,384 km (0.119 R)
• M15: 15,439,398 km (0.066 R)
• M16: 16,138,768 km (0.101 R)
• M17: 16,859,231 km (0.034 R)
• M18: 17,601,087 km (0.07 R)
• M19: 18,558,962 km (0.084 R)
• M20: 20,232,065 km (0.112 R)
• M21: 27,682,338 km (0.108 R)
• M22: 30,132,003 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.8

Radius: 10.8

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 7.33 AU - 8.33 AU

Year: 7701 Days

Day: 8.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,803,377 km

• M1: 135,236 km (0.081 R)
• M2: 550,670 km (0.094 R)
• M3: 1,130,062 km (0.082 R)
• M4: 1,512,285 km (0.069 R)
• M5: 3,768,221 km (0.104 R)
• M6: 4,983,554 km (0.085 R)
• M7: 5,397,491 km (0.115 R)
• M8: 5,890,715 km (0.113 R)
• M9: 7,223,632 km (0.034 R)
• M10: 7,857,628 km (0.042 R)
• M11: 8,747,885 km (0.029 R)
• M12: 10,310,584 km (0.056 R)
• M13: 10,813,682 km (0.057 R)
• M14: 12,422,009 km (0.089 R)
• M15: 14,754,389 km (0.099 R)
• M16: 15,940,700 km (0.119 R)
• M17: 18,077,706 km (0.073 R)
• M18: 19,816,931 km (0.111 R)
• M19: 23,410,122 km (0.109 R)
• M20: 23,770,054 km (0.085 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.7

Radius: 9

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 11.39 AU - 13.29 AU

Year: 15235 Days

Day: 13.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,803,377 km

• M1: 112,049 km (0.112 R)
• M2: 442,062 km (0.117 R)
• M3: 951,891 km (0.088 R)
• M4: 1,329,626 km (0.053 R)
• M5: 2,173,208 km (0.117 R)
• M6: 2,569,343 km (0.094 R)
• M7: 6,008,299 km (0.083 R)
• M8: 6,599,959 km (0.062 R)
• M9: 7,728,376 km (0.099 R)
• M10: 8,886,712 km (0.105 R)
• M11: 21,497,812 km (0.089 R)
• M12: 26,394,899 km (0.119 R)
• M13: 33,329,658 km (0.079 R)
• M14: 36,245,320 km (0.029 R)
• M15: 36,848,200 km (0.116 R)
• M16: 38,322,337 km (0.085 R)
• M17: 39,963,276 km (0.087 R)
• M18: 41,388,046 km (0.042 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 706.6

Radius: 3.1

Gravity: 73.53 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 11.28 AU - 16.74 AU

Year: 18430 Days

Day: 19.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 72,803,377 km

• M1: 38,596 km (0.077 R)
• M2: 140,772 km (0.087 R)
• M3: 238,160 km (0.105 R)
• M4: 499,208 km (0.107 R)
• M5: 867,368 km (0.114 R)
• M6: 970,890 km (0.1 R)
• M7: 1,189,153 km (0.102 R)
• M8: 1,794,875 km (0.11 R)
• M9: 1,906,625 km (0.04 R)
• M10: 2,062,805 km (0.107 R)
• M11: 2,356,466 km (0.057 R)
• M12: 4,031,363 km (0.059 R)
• M13: 5,506,997 km (0.107 R)
• M14: 5,864,386 km (0.09 R)
• M15: 8,136,179 km (0.083 R)
• M16: 8,917,529 km (0.117 R)
• M17: 9,919,835 km (0.103 R)
• M18: 13,871,762 km (0.119 R)
• M19: 14,383,237 km (0.109 R)
• M20: 21,825,731 km (0.117 R)
• M21: 23,735,198 km (0.092 R)
• M22: 24,255,649 km (0.108 R)
• M23: 25,319,140 km (0.026 R)
• M24: 27,997,690 km (0.052 R)
• M25: 29,764,292 km (0.119 R)
• M26: 31,478,833 km (0.094 R)
• M27: 33,128,897 km (0.12 R)
• M28: 36,050,843 km (0.027 R)
• M29: 37,015,450 km (0.114 R)
• M30: 38,280,749 km (0.086 R)
• M31: 38,423,016 km (0.109 R)
• M32: 41,195,065 km (0.111 R)
• M33: 49,794,998 km (0.085 R)
• M34: 58,190,580 km (0.101 R)
• M35: 58,756,508 km (0.092 R)
• M36: 61,836,130 km (0.075 R)
• M37: 65,021,667 km (0.103 R)
• M38: 68,314,765 km (0.113 R)
• M39: 68,734,088 km (0.067 R)

Kuiper Belt

Range: 31.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 217 - 17,307 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit