🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.64 AU - 0.82 AU

Year: 227 Days

Day: 12.8 Hours

Environment

Temp: 150 °C

Axial Tilt: 2.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1 AU - 1.36 AU

Year: 466 Days

Day: 19.6 Hours

Environment

Temp: 19 °C

Axial Tilt: 12.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.49 AU - 1.79 AU

Year: 763 Days

Day: 23.6 Hours

Environment

Temp: -52 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,758,299 km

• M1: 98,286 km (0.104 R)

Asteroid Belt

Center: 2.68 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 3.59 AU - 3.85 AU

Year: 2608 Days

Day: 19.5 Hours

Environment

Temp: -119 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.2

Radius: 11.4

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 5.14 AU - 7.28 AU

Year: 5624 Days

Day: 5.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,758,299 km

• M1: 159,172 km (0.105 R)
• M2: 834,906 km (0.114 R)
• M3: 1,297,163 km (0.099 R)
• M4: 1,767,050 km (0.116 R)
• M5: 2,132,218 km (0.051 R)
• M6: 3,155,169 km (0.084 R)
• M7: 4,305,277 km (0.106 R)
• M8: 6,825,852 km (0.1 R)
• M9: 8,535,157 km (0.12 R)
• M10: 9,765,599 km (0.077 R)
• M11: 10,289,641 km (0.108 R)
• M12: 16,489,276 km (0.085 R)
• M13: 17,170,245 km (0.062 R)
• M14: 23,157,900 km (0.099 R)
• M15: 26,955,292 km (0.116 R)
• M16: 28,690,328 km (0.108 R)
• M17: 31,242,767 km (0.101 R)
• M18: 31,713,851 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 159.9

Radius: 5.2

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 11.48 AU - 17.04 AU

Year: 19571 Days

Day: 24.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 71,758,299 km

• M1: 70,161 km (0.105 R)
• M2: 253,568 km (0.111 R)
• M3: 1,066,184 km (0.114 R)
• M4: 2,400,447 km (0.075 R)
• M5: 2,696,202 km (0.072 R)
• M6: 3,015,893 km (0.112 R)
• M7: 6,003,363 km (0.069 R)
• M8: 10,790,794 km (0.076 R)
• M9: 18,826,294 km (0.099 R)
• M10: 21,947,354 km (0.109 R)
• M11: 23,585,750 km (0.084 R)
• M12: 26,335,957 km (0.113 R)
• M13: 28,383,354 km (0.111 R)
• M14: 28,987,280 km (0.092 R)
• M15: 29,599,734 km (0.109 R)
• M16: 31,168,567 km (0.11 R)
• M17: 45,351,941 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 519.7

Radius: 4.2

Gravity: 29.46 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 11.26 AU - 18.66 AU

Year: 21029 Days

Day: 22.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 71,758,299 km

• M1: 53,556 km (0.097 R)
• M2: 319,242 km (0.081 R)
• M3: 1,186,162 km (0.118 R)
• M4: 1,643,183 km (0.031 R)
• M5: 1,819,260 km (0.116 R)
• M6: 2,086,741 km (0.047 R)
• M7: 2,336,420 km (0.09 R)
• M8: 3,397,816 km (0.067 R)
• M9: 3,654,975 km (0.076 R)
• M10: 3,803,376 km (0.078 R)
• M11: 4,208,338 km (0.119 R)
• M12: 4,371,549 km (0.101 R)
• M13: 4,505,140 km (0.092 R)
• M14: 5,214,383 km (0.12 R)
• M15: 6,036,424 km (0.093 R)
• M16: 6,941,192 km (0.104 R)
• M17: 8,908,404 km (0.079 R)
• M18: 10,428,318 km (0.099 R)
• M19: 11,032,544 km (0.081 R)
• M20: 12,112,940 km (0.087 R)
• M21: 13,684,166 km (0.068 R)
• M22: 19,835,481 km (0.087 R)
• M23: 21,330,412 km (0.103 R)
• M24: 23,100,006 km (0.063 R)
• M25: 24,332,542 km (0.03 R)
• M26: 24,965,042 km (0.072 R)
• M27: 27,604,547 km (0.101 R)
• M28: 29,464,049 km (0.114 R)
• M29: 30,424,467 km (0.095 R)
• M30: 34,474,680 km (0.106 R)
• M31: 37,041,779 km (0.054 R)
• M32: 37,878,181 km (0.099 R)
• M33: 41,948,440 km (0.105 R)
• M34: 45,661,309 km (0.034 R)
• M35: 45,820,631 km (0.098 R)
• M36: 46,140,322 km (0.094 R)
• M37: 46,784,041 km (0.1 R)
• M38: 49,419,357 km (0.085 R)
• M39: 66,923,505 km (0.061 R)

Kuiper Belt

Range: 30.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 16,621 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit