🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.48 AU - 0.72 AU

Year: 165 Days

Day: 25.3 Hours

Environment

Temp: 222 °C

Axial Tilt: 32.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 25,816,049 km

• M1: 37,998 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.91 AU - 0.99 AU

Year: 328 Days

Day: 35.7 Hours

Environment

Temp: 152 °C

Axial Tilt: 21.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.12 AU - 1.38 AU

Year: 496 Days

Day: 30.7 Hours

Environment

Temp: 16 °C

Axial Tilt: 21.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.11 AU - 1.41 AU

Year: 502 Days

Day: 40.3 Hours

Environment

Temp: 12 °C

Axial Tilt: 48 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 25,816,049 km

• M1: 255,962 km (0.032 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.24 AU - 1.86 AU

Year: 685 Days

Day: 16.9 Hours

Environment

Temp: -30 °C

Axial Tilt: 101.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 25,816,049 km

• M1: 39,943 km (0.032 R)
• M2: 1,286,990 km (0.113 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.04 AU - 2.46 AU

Year: 1197 Days

Day: 27.8 Hours

Environment

Temp: -71 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.5

Radius: 10.8

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 6.85 AU - 8.71 AU

Year: 7699 Days

Day: 14.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 25,816,049 km

• M1: 137,032 km (0.109 R)
• M2: 537,356 km (0.038 R)
• M3: 907,161 km (0.089 R)
• M4: 1,339,200 km (0.049 R)
• M5: 1,823,748 km (0.062 R)
• M6: 2,258,030 km (0.088 R)
• M7: 2,597,318 km (0.072 R)
• M8: 3,089,794 km (0.102 R)
• M9: 3,554,595 km (0.096 R)
• M10: 4,139,074 km (0.11 R)
• M11: 4,519,800 km (0.069 R)
• M12: 7,841,172 km (0.111 R)
• M13: 8,307,469 km (0.086 R)
• M14: 9,597,900 km (0.111 R)
• M15: 12,157,819 km (0.111 R)
• M16: 13,157,881 km (0.071 R)
• M17: 14,556,172 km (0.103 R)
• M18: 16,050,954 km (0.096 R)
• M19: 16,613,442 km (0.107 R)
• M20: 17,124,468 km (0.059 R)
• M21: 17,777,762 km (0.063 R)
• M22: 20,778,546 km (0.055 R)
• M23: 22,360,095 km (0.053 R)
• M24: 24,756,503 km (0.1 R)
• M25: 25,171,936 km (0.11 R)
• M26: 26,446,360 km (0.118 R)
• M27: 31,101,098 km (0.045 R)
• M28: 33,167,194 km (0.045 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.2

Radius: 8.9

Gravity: 8.44 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 9.07 AU - 15.05 AU

Year: 14858 Days

Day: 11 Hours

Environment

Temp: -182 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 25,816,049 km

• M1: 112,348 km (0.109 R)
• M2: 408,851 km (0.1 R)
• M3: 795,861 km (0.104 R)
• M4: 1,354,010 km (0.099 R)
• M5: 1,881,044 km (0.104 R)
• M6: 3,554,894 km (0.079 R)
• M7: 4,154,782 km (0.056 R)
• M8: 6,858,763 km (0.088 R)
• M9: 7,650,286 km (0.074 R)
• M10: 16,383,959 km (0.071 R)
• M11: 16,922,960 km (0.119 R)
• M12: 17,713,285 km (0.102 R)
• M13: 19,970,418 km (0.117 R)
• M14: 21,853,407 km (0.077 R)
• M15: 24,946,043 km (0.105 R)
• M16: 31,156,449 km (0.068 R)
• M17: 32,704,488 km (0.05 R)
• M18: 33,068,909 km (0.106 R)
• M19: 39,823,701 km (0.098 R)
• M20: 43,815,870 km (0.116 R)
• M21: 48,380,849 km (0.068 R)
• M22: 52,253,639 km (0.087 R)
• M23: 60,609,727 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 35.9

Radius: 6.4

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 10.44 AU - 16.22 AU

Year: 17266 Days

Day: 15.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 25,816,049 km

• M1: 84,074 km (0.107 R)
• M2: 346,169 km (0.108 R)
• M3: 802,593 km (0.065 R)
• M4: 2,568,446 km (0.077 R)
• M5: 3,239,093 km (0.044 R)
• M6: 3,825,068 km (0.091 R)
• M7: 5,921,233 km (0.03 R)
• M8: 6,453,802 km (0.113 R)
• M9: 6,669,372 km (0.078 R)
• M10: 10,132,713 km (0.076 R)
• M11: 11,511,556 km (0.109 R)
• M12: 16,335,489 km (0.075 R)
• M13: 16,794,455 km (0.111 R)
• M14: 18,841,403 km (0.119 R)
• M15: 20,981,849 km (0.099 R)
• M16: 21,937,032 km (0.057 R)
• M17: 24,525,673 km (0.076 R)
• M18: 25,127,356 km (0.101 R)

Kuiper Belt

Range: 30.9 - 55.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 491 - 17,047 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit