🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.68 AU - 1.08 AU

Year: 290 Days

Day: 39 Hours

Environment

Temp: 183 °C

Axial Tilt: 3.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.18 AU - 1.36 AU

Year: 503 Days

Day: 15.2 Hours

Environment

Temp: 14 °C

Axial Tilt: 19.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.39 AU - 1.55 AU

Year: 626 Days

Day: 27.9 Hours

Environment

Temp: 7 °C

Axial Tilt: 17.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.95 AU - 2.29 AU

Year: 1085 Days

Day: 32 Hours

Environment

Temp: -68 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.99 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3.71 AU - 4.01 AU

Year: 2665 Days

Day: 37.2 Hours

Environment

Temp: -110 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.88 AU - 4.06 AU

Year: 2780 Days

Day: 41 Hours

Environment

Temp: -115 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 4.45 AU - 5.35 AU

Year: 3812 Days

Day: 23.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,004,829 km

• M1: 275,559 km (0.044 R)

Asteroid Belt

Center: 8.6 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 12.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.8

Radius: 13.4

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 11.08 AU - 13.52 AU

Year: 15161 Days

Day: 11.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 177.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 42,004,829 km

• M1: 171,439 km (0.104 R)
• M2: 832,063 km (0.087 R)
• M3: 1,506,151 km (0.064 R)
• M4: 2,381,299 km (0.079 R)
• M5: 3,229,968 km (0.106 R)
• M6: 3,767,922 km (0.079 R)
• M7: 4,524,288 km (0.056 R)
• M8: 5,379,839 km (0.057 R)
• M9: 6,259,773 km (0.108 R)
• M10: 8,305,973 km (0.1 R)
• M11: 12,162,008 km (0.105 R)
• M12: 13,069,468 km (0.093 R)
• M13: 13,813,568 km (0.095 R)
• M14: 14,873,768 km (0.065 R)
• M15: 17,558,003 km (0.089 R)
• M16: 19,401,946 km (0.082 R)
• M17: 21,279,549 km (0.101 R)
• M18: 22,214,985 km (0.055 R)
• M19: 23,867,891 km (0.094 R)
• M20: 24,470,472 km (0.082 R)
• M21: 28,637,670 km (0.099 R)
• M22: 30,476,377 km (0.108 R)
• M23: 31,305,150 km (0.07 R)
• M24: 32,148,882 km (0.089 R)
• M25: 33,255,756 km (0.038 R)
• M26: 35,156,996 km (0.1 R)
• M27: 36,729,419 km (0.116 R)
• M28: 42,602,631 km (0.115 R)
• M29: 46,380,426 km (0.108 R)
• M30: 47,319,302 km (0.04 R)
• M31: 48,270,745 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 93.9

Radius: 3.3

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 15.55 AU - 16.13 AU

Year: 22157 Days

Day: 17.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 42,004,829 km

• M1: 53,107 km (0.066 R)
• M2: 315,502 km (0.058 R)
• M3: 469,887 km (0.117 R)
• M4: 688,898 km (0.106 R)
• M5: 2,933,165 km (0.083 R)
• M6: 3,105,801 km (0.115 R)
• M7: 3,789,015 km (0.106 R)
• M8: 5,130,758 km (0.118 R)
• M9: 5,445,512 km (0.067 R)
• M10: 5,772,982 km (0.088 R)
• M11: 6,871,479 km (0.117 R)
• M12: 7,060,870 km (0.086 R)
• M13: 7,450,124 km (0.09 R)
• M14: 8,356,387 km (0.12 R)
• M15: 9,849,823 km (0.114 R)
• M16: 10,484,118 km (0.108 R)
• M17: 11,145,041 km (0.113 R)
• M18: 11,672,075 km (0.099 R)
• M19: 12,270,765 km (0.068 R)
• M20: 13,352,508 km (0.051 R)
• M21: 15,060,317 km (0.055 R)
• M22: 20,031,753 km (0.115 R)
• M23: 23,690,169 km (0.111 R)
• M24: 24,471,668 km (0.037 R)
• M25: 29,624,268 km (0.105 R)
• M26: 34,784,347 km (0.06 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: 499 - 12,678 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit