🌌 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: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.78 AU - 0.86 AU

Year: 262 Days

Day: 21.7 Hours

Environment

Temp: 160 °C

Axial Tilt: 3.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.73 AU - 0.91 AU

Year: 262 Days

Day: 41.2 Hours

Environment

Temp: 175 °C

Axial Tilt: 4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,596,685 km

• M1: 31,416 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.88 AU - 0.88 AU

Year: 291 Days

Day: 25 Hours

Environment

Temp: 183 °C

Axial Tilt: 14.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.11 AU - 1.39 AU

Year: 493 Days

Day: 20 Hours

Environment

Temp: 22 °C

Axial Tilt: 44.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.16 AU - 1.66 AU

Year: 591 Days

Day: 44.8 Hours

Environment

Temp: -3 °C

Axial Tilt: 19.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Gas Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.7

Radius: 14

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 8.07 AU - 11.51 AU

Year: 10816 Days

Day: 11.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 38,596,685 km

• M1: 175,927 km (0.066 R)
• M2: 672,742 km (0.054 R)
• M3: 1,140,534 km (0.112 R)
• M4: 2,168,122 km (0.108 R)
• M5: 2,688,872 km (0.06 R)
• M6: 3,358,622 km (0.099 R)
• M7: 3,889,694 km (0.055 R)
• M8: 4,503,494 km (0.098 R)
• M9: 5,765,801 km (0.095 R)
• M10: 6,742,526 km (0.106 R)
• M11: 7,178,005 km (0.104 R)
• M12: 7,670,780 km (0.086 R)
• M13: 8,145,754 km (0.091 R)
• M14: 10,293,680 km (0.088 R)
• M15: 10,823,556 km (0.102 R)
• M16: 12,741,400 km (0.096 R)
• M17: 13,296,708 km (0.059 R)
• M18: 15,306,106 km (0.109 R)
• M19: 15,997,697 km (0.116 R)
• M20: 17,308,474 km (0.041 R)
• M21: 20,973,921 km (0.102 R)
• M22: 21,592,508 km (0.117 R)
• M23: 23,687,177 km (0.111 R)
• M24: 27,627,735 km (0.101 R)
• M25: 33,534,607 km (0.12 R)
• M26: 34,061,790 km (0.106 R)
• M27: 37,342,620 km (0.101 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 350 - 13,013 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit