🌌 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: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.54 AU - 0.54 AU

Year: 149 Days

Day: 29.6 Hours

Environment

Temp: 165 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.53 AU - 0.69 AU

Year: 179 Days

Day: 38.5 Hours

Environment

Temp: 128 °C

Axial Tilt: 46.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.56 AU - 0.68 AU

Year: 184 Days

Day: 34.5 Hours

Environment

Temp: 199 °C

Axial Tilt: 13.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.98 AU - 1.3 AU

Year: 459 Days

Day: 27.1 Hours

Environment

Temp: -3 °C

Axial Tilt: 25.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.22 AU - 1.62 AU

Year: 637 Days

Day: 41.1 Hours

Environment

Temp: -48 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,507,957 km

• M1: 91,853 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.1

Radius: 9.1

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 8.09 AU - 11.49 AU

Year: 11540 Days

Day: 14.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,507,957 km

• M1: 131,048 km (0.092 R)
• M2: 429,495 km (0.119 R)
• M3: 1,021,604 km (0.063 R)
• M4: 1,380,040 km (0.094 R)
• M5: 1,677,740 km (0.075 R)
• M6: 1,975,440 km (0.081 R)
• M7: 2,540,321 km (0.09 R)
• M8: 2,917,158 km (0.1 R)
• M9: 4,228,982 km (0.12 R)
• M10: 6,398,451 km (0.089 R)
• M11: 8,304,627 km (0.081 R)
• M12: 10,028,293 km (0.044 R)
• M13: 10,927,825 km (0.117 R)
• M14: 11,733,859 km (0.115 R)
• M15: 13,624,476 km (0.1 R)
• M16: 18,988,009 km (0.086 R)
• M17: 20,082,018 km (0.068 R)
• M18: 22,245,503 km (0.092 R)
• M19: 26,691,701 km (0.072 R)
• M20: 27,030,241 km (0.034 R)
• M21: 31,039,314 km (0.106 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 18,522 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit