🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.43 AU - 0.61 AU

Year: 141 Days

Day: 30.5 Hours

Environment

Temp: 240 °C

Axial Tilt: 13.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,233,896 km

• M1: 358,287 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.59 AU - 0.79 AU

Year: 215 Days

Day: 36.3 Hours

Environment

Temp: 98 °C

Axial Tilt: 1.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 50,233,896 km

• M1: 110,254 km (0.105 R)
• M2: 394,789 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.71 AU - 1.13 AU

Year: 331 Days

Day: 22 Hours

Environment

Temp: 25 °C

Axial Tilt: 33.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 50,233,896 km

• M1: 32,313 km (0.093 R)
• M2: 68,067 km (0.093 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.19 AU - 1.51 AU

Year: 588 Days

Day: 39.2 Hours

Environment

Temp: -27 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.42 AU - 1.96 AU

Year: 823 Days

Day: 42.6 Hours

Environment

Temp: -50 °C

Axial Tilt: 26.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.68 AU - 1.92 AU

Year: 905 Days

Day: 30.5 Hours

Environment

Temp: -55 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.25 AU - 3.17 AU

Year: 1672 Days

Day: 15.9 Hours

Environment

Temp: -92 °C

Axial Tilt: 47.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.1

Radius: 14.2

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 5.47 AU - 6.73 AU

Year: 5646 Days

Day: 13.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,233,896 km

• M1: 190,737 km (0.044 R)
• M2: 730,337 km (0.108 R)
• M3: 1,184,815 km (0.061 R)
• M4: 1,730,698 km (0.098 R)
• M5: 5,421,726 km (0.117 R)
• M6: 7,148,235 km (0.031 R)
• M7: 9,255,022 km (0.084 R)
• M8: 9,949,156 km (0.066 R)
• M9: 11,881,811 km (0.118 R)
• M10: 13,079,043 km (0.113 R)
• M11: 14,003,707 km (0.076 R)
• M12: 14,610,027 km (0.093 R)
• M13: 18,263,058 km (0.058 R)
• M14: 18,926,225 km (0.034 R)
• M15: 19,919,256 km (0.095 R)
• M16: 20,493,113 km (0.105 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.7

Radius: 11

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 6.37 AU - 8.79 AU

Year: 7820 Days

Day: 12.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 50,233,896 km

• M1: 137,331 km (0.116 R)
• M2: 596,596 km (0.085 R)
• M3: 2,472,404 km (0.082 R)
• M4: 3,953,722 km (0.08 R)
• M5: 5,388,665 km (0.101 R)
• M6: 8,133,786 km (0.098 R)
• M7: 8,923,663 km (0.097 R)
• M8: 12,296,646 km (0.046 R)
• M9: 15,532,747 km (0.09 R)
• M10: 15,890,735 km (0.034 R)
• M11: 20,916,625 km (0.102 R)
• M12: 23,709,019 km (0.085 R)
• M13: 31,616,313 km (0.06 R)

Asteroid Belt

Center: 10.33 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 13.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 250.9

Radius: 7.5

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 12.48 AU - 13.68 AU

Year: 17727 Days

Day: 24.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 50,233,896 km

• M1: 93,349 km (0.055 R)
• M2: 448,195 km (0.101 R)
• M3: 2,612,577 km (0.099 R)
• M4: 7,143,448 km (0.107 R)
• M5: 7,557,984 km (0.107 R)
• M6: 15,106,243 km (0.098 R)
• M7: 16,564,972 km (0.053 R)
• M8: 18,344,140 km (0.106 R)
• M9: 19,359,311 km (0.086 R)
• M10: 22,017,067 km (0.108 R)
• M11: 24,441,001 km (0.101 R)
• M12: 37,381,666 km (0.093 R)
• M13: 50,233,918 km (0.101 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 513 - 13,093 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit