🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.63 AU - 1.01 AU

Year: 265 Days

Day: 44 Hours

Environment

Temp: 130 °C

Axial Tilt: 29.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.82 AU - 1.12 AU

Year: 341 Days

Day: 19.3 Hours

Environment

Temp: 121 °C

Axial Tilt: 18.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 52,021,387 km

• M1: 273,016 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.26 AU - 1.36 AU

Year: 534 Days

Day: 23.2 Hours

Environment

Temp: 14 °C

Axial Tilt: 21.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Ice Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 321.8

Radius: 4.1

Gravity: 19.14 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 11.3 AU - 14.48 AU

Year: 16496 Days

Day: 22.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 52,021,387 km

• M1: 52,210 km (0.101 R)
• M2: 209,437 km (0.113 R)
• M3: 658,829 km (0.108 R)
• M4: 1,007,242 km (0.103 R)
• M5: 1,318,556 km (0.073 R)
• M6: 1,706,463 km (0.112 R)
• M7: 1,884,933 km (0.056 R)
• M8: 2,317,570 km (0.1 R)
• M9: 2,641,001 km (0.106 R)
• M10: 2,857,918 km (0.099 R)
• M11: 3,427,287 km (0.109 R)
• M12: 4,914,140 km (0.091 R)
• M13: 5,142,576 km (0.101 R)
• M14: 5,412,301 km (0.106 R)
• M15: 6,016,677 km (0.085 R)
• M16: 6,278,174 km (0.11 R)
• M17: 8,325,720 km (0.079 R)
• M18: 8,603,523 km (0.087 R)
• M19: 8,887,609 km (0.102 R)
• M20: 9,031,971 km (0.084 R)
• M21: 10,616,512 km (0.105 R)
• M22: 12,436,969 km (0.075 R)
• M23: 12,984,198 km (0.098 R)
• M24: 13,295,062 km (0.074 R)
• M25: 14,722,226 km (0.108 R)
• M26: 16,320,230 km (0.104 R)
• M27: 16,609,403 km (0.099 R)
• M28: 21,713,981 km (0.07 R)
• M29: 22,151,854 km (0.106 R)
• M30: 22,595,711 km (0.058 R)
• M31: 29,339,434 km (0.113 R)
• M32: 30,090,415 km (0.085 R)
• M33: 32,080,067 km (0.111 R)
• M34: 36,565,160 km (0.108 R)
• M35: 38,063,832 km (0.04 R)
• M36: 39,603,044 km (0.098 R)
• M37: 41,584,618 km (0.09 R)
• M38: 42,941,770 km (0.071 R)
• M39: 43,079,100 km (0.105 R)
• M40: 45,887,501 km (0.079 R)
• M41: 49,415,767 km (0.11 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 518 - 13,170 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit