🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.4 AU - 0.66 AU

Year: 139 Days

Day: 13.1 Hours

Environment

Temp: 177 °C

Axial Tilt: 22.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.04 AU - 1.47 AU

Year: 503 Days

Day: 27.1 Hours

Environment

Temp: 10 °C

Axial Tilt: 30 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 75,147,071 km

• M1: 655,089 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 4.37 AU - 4.53 AU

Year: 3378 Days

Day: 15.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.9

Radius: 13.5

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 5.75 AU - 6.03 AU

Year: 5145 Days

Day: 7.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 75,147,071 km

• M1: 167,998 km (0.108 R)
• M2: 638,185 km (0.071 R)
• M3: 1,113,008 km (0.116 R)
• M4: 1,680,882 km (0.091 R)
• M5: 2,238,283 km (0.107 R)
• M6: 3,066,008 km (0.112 R)
• M7: 4,372,297 km (0.065 R)
• M8: 5,084,383 km (0.084 R)
• M9: 5,726,158 km (0.056 R)
• M10: 6,327,541 km (0.118 R)
• M11: 6,838,867 km (0.097 R)
• M12: 8,313,752 km (0.092 R)
• M13: 10,554,130 km (0.103 R)
• M14: 11,837,530 km (0.096 R)
• M15: 17,401,374 km (0.11 R)
• M16: 17,837,452 km (0.116 R)
• M17: 20,608,752 km (0.059 R)
• M18: 23,504,069 km (0.028 R)
• M19: 25,927,256 km (0.119 R)
• M20: 26,578,605 km (0.049 R)
• M21: 27,074,372 km (0.106 R)
• M22: 28,771,410 km (0.084 R)
• M23: 29,294,105 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 371.9

Radius: 7.9

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 14.37 AU - 20.89 AU

Year: 26641 Days

Day: 15.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 75,147,071 km

• M1: 98,884 km (0.071 R)
• M2: 930,499 km (0.083 R)
• M3: 1,676,095 km (0.102 R)
• M4: 3,399,462 km (0.094 R)
• M5: 3,992,917 km (0.088 R)
• M6: 5,900,140 km (0.098 R)
• M7: 6,756,289 km (0.098 R)
• M8: 7,214,357 km (0.117 R)
• M9: 7,547,063 km (0.116 R)
• M10: 8,346,215 km (0.048 R)
• M11: 9,592,365 km (0.093 R)
• M12: 10,958,044 km (0.115 R)
• M13: 12,516,555 km (0.08 R)
• M14: 17,726,151 km (0.113 R)
• M15: 18,863,992 km (0.108 R)
• M16: 19,771,902 km (0.087 R)
• M17: 22,974,792 km (0.089 R)
• M18: 29,654,936 km (0.089 R)
• M19: 33,434,526 km (0.108 R)
• M20: 35,167,767 km (0.034 R)
• M21: 36,959,949 km (0.056 R)
• M22: 39,394,355 km (0.03 R)
• M23: 40,278,479 km (0.116 R)
• M24: 40,725,477 km (0.086 R)
• M25: 55,174,387 km (0.103 R)

Kuiper Belt

Range: 30.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 486 - 16,268 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit