🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.95 AU - 1.37 AU

Year: 445 Days

Day: 27 Hours

Environment

Temp: 22 °C

Axial Tilt: 49.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 29,923,881 km

• M1: 166,054 km (0.096 R)
• M2: 884,423 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.1 AU - 1.5 AU

Year: 528 Days

Day: 18.6 Hours

Environment

Temp: -0 °C

Axial Tilt: 15.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 29,923,881 km

• M1: 128,205 km (0.055 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.4 AU - 1.78 AU

Year: 715 Days

Day: 45.3 Hours

Environment

Temp: -43 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,923,881 km

• M1: 25,731 km (0.1 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 4.34 AU - 5.4 AU

Year: 3831 Days

Day: 38.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.2

Radius: 10.1

Gravity: 8.54 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 4.97 AU - 5.67 AU

Year: 4374 Days

Day: 9.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 29,923,881 km

• M1: 125,662 km (0.058 R)
• M2: 478,713 km (0.091 R)
• M3: 867,518 km (0.088 R)
• M4: 1,255,874 km (0.063 R)
• M5: 1,773,632 km (0.113 R)
• M6: 2,578,319 km (0.12 R)
• M7: 3,026,066 km (0.049 R)
• M8: 3,421,004 km (0.114 R)
• M9: 4,148,499 km (0.093 R)
• M10: 4,612,252 km (0.099 R)
• M11: 5,219,769 km (0.108 R)
• M12: 6,030,290 km (0.097 R)
• M13: 8,196,168 km (0.109 R)
• M14: 9,412,698 km (0.095 R)
• M15: 12,348,107 km (0.118 R)
• M16: 13,466,202 km (0.099 R)
• M17: 16,555,398 km (0.112 R)
• M18: 17,473,630 km (0.078 R)
• M19: 18,881,346 km (0.046 R)
• M20: 21,203,404 km (0.093 R)
• M21: 21,704,108 km (0.094 R)
• M22: 23,253,643 km (0.056 R)
• M23: 29,923,912 km (0.119 R)

Kuiper Belt

Range: 30.8 - 58.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 558 - 17,938 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit