🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.43 AU - 0.63 AU

Year: 140 Days

Day: 47.7 Hours

Environment

Temp: 183 °C

Axial Tilt: 32.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 23,280,386 km

• M1: 42,785 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.63 AU - 0.65 AU

Year: 185 Days

Day: 43.5 Hours

Environment

Temp: 192 °C

Axial Tilt: 34.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.68 AU - 0.82 AU

Year: 235 Days

Day: 32.6 Hours

Environment

Temp: 167 °C

Axial Tilt: 46.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 23,280,386 km

• M1: 178,171 km (0.078 R)
• M2: 270,024 km (0.116 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.96 AU - 1.38 AU

Year: 458 Days

Day: 43.2 Hours

Environment

Temp: 28 °C

Axial Tilt: 15.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.3

Radius: 10.1

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.9 AU - 6.68 AU

Year: 5039 Days

Day: 6.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 23,280,386 km

• M1: 125,662 km (0.096 R)
• M2: 894,146 km (0.119 R)
• M3: 1,856,958 km (0.075 R)
• M4: 2,226,166 km (0.104 R)
• M5: 3,039,081 km (0.111 R)
• M6: 4,614,047 km (0.11 R)
• M7: 5,771,935 km (0.049 R)
• M8: 6,566,748 km (0.094 R)
• M9: 7,833,543 km (0.037 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.7

Radius: 9.8

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 5.43 AU - 7.21 AU

Year: 5746 Days

Day: 11 Hours

Environment

Temp: -156 °C

Axial Tilt: 51.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 23,280,386 km

• M1: 123,119 km (0.103 R)
• M2: 873,652 km (0.118 R)
• M3: 1,464,114 km (0.106 R)
• M4: 1,777,073 km (0.086 R)
• M5: 4,038,245 km (0.091 R)
• M6: 5,326,881 km (0.085 R)
• M7: 5,694,742 km (0.119 R)
• M8: 6,840,512 km (0.12 R)
• M9: 7,339,571 km (0.119 R)
• M10: 11,410,278 km (0.088 R)
• M11: 12,247,877 km (0.075 R)
• M12: 14,444,722 km (0.091 R)
• M13: 15,162,492 km (0.109 R)
• M14: 16,283,429 km (0.117 R)
• M15: 16,669,092 km (0.116 R)
• M16: 17,688,751 km (0.041 R)
• M17: 19,418,402 km (0.101 R)

Kuiper Belt

Range: 30.3 - 47.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 13,313 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit