🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.41 AU - 0.67 AU

Year: 139 Days

Day: 30.8 Hours

Environment

Temp: 230 °C

Axial Tilt: 0.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.51 AU - 0.65 AU

Year: 155 Days

Day: 14.9 Hours

Environment

Temp: 214 °C

Axial Tilt: 28.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.22 AU - 1.68 AU

Year: 614 Days

Day: 31.8 Hours

Environment

Temp: -9 °C

Axial Tilt: 10.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.25 AU - 1.79 AU

Year: 659 Days

Day: 33.1 Hours

Environment

Temp: 5 °C

Axial Tilt: 19 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 4.57 AU - 4.73 AU

Year: 3524 Days

Day: 27.7 Hours

Environment

Temp: -131 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 4.03 AU - 6.09 AU

Year: 4000 Days

Day: 28.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,219,159 km

• M1: 106,813 km (0.119 R)

Asteroid Belt

Center: 5.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.2

Radius: 11.4

Gravity: 7.53 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 5.47 AU - 7.25 AU

Year: 5637 Days

Day: 5.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 39,219,159 km

• M1: 142,567 km (0.108 R)
• M2: 801,845 km (0.095 R)
• M3: 1,521,710 km (0.073 R)
• M4: 2,077,466 km (0.094 R)
• M5: 2,438,445 km (0.097 R)
• M6: 2,959,495 km (0.091 R)
• M7: 3,332,891 km (0.088 R)
• M8: 3,737,852 km (0.044 R)
• M9: 4,125,460 km (0.05 R)
• M10: 4,513,218 km (0.059 R)
• M11: 5,762,510 km (0.077 R)
• M12: 6,315,424 km (0.11 R)
• M13: 7,119,811 km (0.097 R)
• M14: 9,673,896 km (0.07 R)
• M15: 12,570,559 km (0.073 R)
• M16: 13,223,554 km (0.096 R)
• M17: 13,614,902 km (0.073 R)
• M18: 15,076,025 km (0.091 R)
• M19: 17,360,085 km (0.089 R)
• M20: 20,752,366 km (0.058 R)
• M21: 21,819,597 km (0.067 R)
• M22: 24,063,117 km (0.111 R)
• M23: 28,444,988 km (0.076 R)
• M24: 30,726,056 km (0.119 R)
• M25: 33,228,978 km (0.116 R)
• M26: 34,477,372 km (0.069 R)
• M27: 36,190,268 km (0.072 R)
• M28: 36,737,048 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 459.4

Radius: 3.9

Gravity: 30.2 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 13.86 AU - 17.72 AU

Year: 22052 Days

Day: 20.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 39,219,159 km

• M1: 49,517 km (0.117 R)
• M2: 323,431 km (0.058 R)
• M3: 764,296 km (0.104 R)
• M4: 890,407 km (0.04 R)
• M5: 1,254,229 km (0.104 R)
• M6: 1,591,273 km (0.099 R)
• M7: 1,853,667 km (0.096 R)
• M8: 2,442,185 km (0.116 R)
• M9: 2,601,208 km (0.102 R)
• M10: 4,980,263 km (0.059 R)
• M11: 5,386,870 km (0.119 R)
• M12: 8,664,110 km (0.072 R)
• M13: 8,874,744 km (0.103 R)
• M14: 11,110,185 km (0.103 R)
• M15: 11,738,496 km (0.073 R)
• M16: 13,065,728 km (0.071 R)
• M17: 17,895,196 km (0.045 R)
• M18: 20,938,466 km (0.047 R)
• M19: 25,151,740 km (0.084 R)
• M20: 25,688,049 km (0.084 R)
• M21: 27,230,552 km (0.074 R)
• M22: 33,242,292 km (0.069 R)
• M23: 39,935,750 km (0.056 R)
• M24: 54,465,593 km (0.109 R)
• M25: 56,269,294 km (0.116 R)
• M26: 58,298,889 km (0.113 R)
• M27: 59,237,466 km (0.103 R)
• M28: 60,759,923 km (0.101 R)
• M29: 68,141,531 km (0.094 R)
• M30: 71,083,373 km (0.072 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 34.9

Radius: 3.3

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 19.34 AU - 21.8 AU

Year: 32789 Days

Day: 17.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,219,159 km

• M1: 53,855 km (0.096 R)
• M2: 435,928 km (0.079 R)
• M3: 1,046,886 km (0.063 R)
• M4: 2,567,249 km (0.055 R)
• M5: 2,881,853 km (0.059 R)
• M6: 6,594,873 km (0.066 R)
• M7: 7,764,578 km (0.115 R)
• M8: 8,461,256 km (0.117 R)
• M9: 11,151,624 km (0.117 R)
• M10: 13,886,273 km (0.113 R)
• M11: 14,542,708 km (0.09 R)
• M12: 20,100,269 km (0.118 R)

Kuiper Belt

Range: 31.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 16,456 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit