🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.55 AU - 0.77 AU

Year: 188 Days

Day: 38.1 Hours

Environment

Temp: 147 °C

Axial Tilt: 29.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.72 AU - 0.9 AU

Year: 256 Days

Day: 39.2 Hours

Environment

Temp: 135 °C

Axial Tilt: 5.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 22,834,423 km

• M1: 79,885 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.31 AU - 1.63 AU

Year: 626 Days

Day: 27.3 Hours

Environment

Temp: -16 °C

Axial Tilt: 2.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.5 AU - 3.22 AU

Year: 1700 Days

Day: 13.4 Hours

Environment

Temp: -97 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.41 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 15.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 169.8

Radius: 7.8

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 15.37 AU - 16.55 AU

Year: 22409 Days

Day: 21 Hours

Environment

Temp: -185 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 22,834,423 km

• M1: 102,325 km (0.078 R)
• M2: 540,348 km (0.085 R)
• M3: 920,625 km (0.055 R)
• M4: 1,514,529 km (0.098 R)
• M5: 1,980,377 km (0.118 R)
• M6: 2,518,181 km (0.081 R)
• M7: 2,921,048 km (0.119 R)
• M8: 4,103,769 km (0.074 R)
• M9: 5,041,448 km (0.109 R)
• M10: 7,208,972 km (0.078 R)
• M11: 7,672,576 km (0.099 R)
• M12: 9,038,703 km (0.088 R)
• M13: 13,907,067 km (0.041 R)
• M14: 15,028,004 km (0.117 R)
• M15: 15,300,421 km (0.103 R)
• M16: 16,208,181 km (0.096 R)
• M17: 16,857,286 km (0.031 R)
• M18: 19,466,872 km (0.045 R)
• M19: 19,953,813 km (0.053 R)
• M20: 23,501,227 km (0.116 R)
• M21: 24,053,393 km (0.115 R)
• M22: 25,956,427 km (0.08 R)
• M23: 28,995,658 km (0.085 R)
• M24: 29,418,122 km (0.036 R)
• M25: 30,928,761 km (0.117 R)
• M26: 32,264,371 km (0.059 R)
• M27: 37,740,551 km (0.067 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 11.4

Radius: 4.8

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 14.45 AU - 20.33 AU

Year: 25488 Days

Day: 18.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 22,834,423 km

• M1: 65,973 km (0.088 R)
• M2: 231,129 km (0.074 R)
• M3: 415,583 km (0.091 R)
• M4: 978,669 km (0.113 R)
• M5: 1,820,307 km (0.096 R)
• M6: 2,233,347 km (0.087 R)
• M7: 2,625,891 km (0.106 R)
• M8: 2,906,537 km (0.083 R)
• M9: 7,639,365 km (0.12 R)
• M10: 9,439,027 km (0.105 R)
• M11: 12,298,142 km (0.079 R)
• M12: 17,392,398 km (0.082 R)
• M13: 19,709,819 km (0.058 R)

Kuiper Belt

Range: 31.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 332 - 17,595 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit