🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.62 AU - 0.68 AU

Year: 185 Days

Day: 13.4 Hours

Environment

Temp: 194 °C

Axial Tilt: 35 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.69 AU - 0.79 AU

Year: 225 Days

Day: 31.7 Hours

Environment

Temp: 169 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,063,994 km

• M1: 183,257 km (0.087 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.73 AU - 1.05 AU

Year: 296 Days

Day: 38.8 Hours

Environment

Temp: 162 °C

Axial Tilt: 1.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.03 AU - 1.67 AU

Year: 554 Days

Day: 47.6 Hours

Environment

Temp: 8 °C

Axial Tilt: 111.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 79,063,994 km

• M1: 46,525 km (0.079 R)

Asteroid Belt

Center: 8.28 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 15.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 702.1

Radius: 4.8

Gravity: 30.47 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 11.93 AU - 18.47 AU

Year: 20925 Days

Day: 18.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 79,063,994 km

• M1: 59,690 km (0.1 R)
• M2: 221,554 km (0.032 R)
• M3: 377,286 km (0.108 R)
• M4: 866,920 km (0.063 R)
• M5: 1,323,941 km (0.113 R)
• M6: 2,721,933 km (0.107 R)
• M7: 5,230,540 km (0.102 R)
• M8: 5,504,753 km (0.052 R)
• M9: 5,665,720 km (0.099 R)
• M10: 6,928,177 km (0.083 R)
• M11: 7,403,898 km (0.042 R)
• M12: 9,354,504 km (0.087 R)
• M13: 10,295,026 km (0.1 R)
• M14: 13,132,449 km (0.026 R)
• M15: 18,616,557 km (0.103 R)
• M16: 18,979,931 km (0.107 R)
• M17: 25,453,180 km (0.104 R)
• M18: 27,274,534 km (0.089 R)
• M19: 31,557,820 km (0.09 R)
• M20: 49,786,770 km (0.097 R)
• M21: 51,547,985 km (0.112 R)
• M22: 55,567,680 km (0.077 R)
• M23: 60,780,418 km (0.059 R)
• M24: 63,812,617 km (0.046 R)

Kuiper Belt

Range: 31.1 - 56.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 16,646 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit