🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.06 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 4.03 AU - 4.19 AU

Year: 3059 Days

Day: 32.7 Hours

Environment

Temp: -131 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.1

Radius: 11.8

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 5.04 AU - 5.8 AU

Year: 4632 Days

Day: 13.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 85,333,387 km

• M1: 146,905 km (0.119 R)
• M2: 526,734 km (0.113 R)
• M3: 912,846 km (0.042 R)
• M4: 1,409,661 km (0.073 R)
• M5: 1,803,103 km (0.118 R)
• M6: 2,709,217 km (0.065 R)
• M7: 3,274,249 km (0.068 R)
• M8: 3,700,154 km (0.107 R)
• M9: 4,778,904 km (0.109 R)
• M10: 5,329,424 km (0.071 R)
• M11: 5,789,438 km (0.053 R)
• M12: 7,331,193 km (0.118 R)
• M13: 7,804,521 km (0.068 R)
• M14: 8,197,664 km (0.08 R)
• M15: 9,311,420 km (0.087 R)
• M16: 10,133,909 km (0.044 R)
• M17: 11,208,770 km (0.069 R)
• M18: 12,314,298 km (0.106 R)
• M19: 12,758,305 km (0.12 R)
• M20: 14,990,305 km (0.093 R)
• M21: 16,119,769 km (0.116 R)
• M22: 19,072,981 km (0.084 R)
• M23: 20,958,063 km (0.05 R)

Planet 3 - Ice Giant

Semi-Major Axis: 15.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 762.8

Radius: 3.8

Gravity: 52.83 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 15.44 AU - 15.66 AU

Year: 22510 Days

Day: 22.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,333,387 km

• M1: 52,658 km (0.08 R)
• M2: 437,424 km (0.037 R)
• M3: 792,869 km (0.088 R)
• M4: 930,798 km (0.071 R)
• M5: 1,182,571 km (0.109 R)
• M6: 6,055,273 km (0.118 R)
• M7: 8,028,020 km (0.106 R)
• M8: 11,628,841 km (0.12 R)
• M9: 14,706,219 km (0.05 R)
• M10: 17,831,767 km (0.051 R)
• M11: 18,103,138 km (0.048 R)
• M12: 26,393,552 km (0.103 R)
• M13: 26,982,370 km (0.102 R)
• M14: 33,773,365 km (0.05 R)
• M15: 46,728,092 km (0.041 R)
• M16: 47,762,860 km (0.119 R)
• M17: 52,980,086 km (0.091 R)
• M18: 55,629,464 km (0.05 R)
• M19: 57,574,985 km (0.11 R)
• M20: 58,763,839 km (0.046 R)
• M21: 79,827,369 km (0.039 R)
• M22: 81,801,312 km (0.058 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 395 - 19,230 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit