🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.03 AU - 1.31 AU

Year: 460 Days

Day: 12.8 Hours

Environment

Temp: 26 °C

Axial Tilt: 25.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 92,523,371 km

• M1: 432,637 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.3

Radius: 14.8

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 5.84 AU - 8.82 AU

Year: 7212 Days

Day: 9.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 92,523,371 km

• M1: 184,005 km (0.058 R)
• M2: 687,103 km (0.045 R)
• M3: 1,168,659 km (0.091 R)
• M4: 2,069,986 km (0.067 R)
• M5: 2,841,761 km (0.108 R)
• M6: 3,576,287 km (0.053 R)
• M7: 4,366,163 km (0.065 R)
• M8: 5,534,972 km (0.061 R)
• M9: 6,063,202 km (0.118 R)
• M10: 7,549,905 km (0.032 R)
• M11: 8,201,554 km (0.087 R)
• M12: 9,153,894 km (0.101 R)
• M13: 13,616,099 km (0.09 R)
• M14: 15,433,564 km (0.112 R)
• M15: 17,000,302 km (0.12 R)
• M16: 19,737,045 km (0.093 R)
• M17: 23,827,051 km (0.117 R)
• M18: 25,156,528 km (0.103 R)

Planet 3 - Ice Giant

Semi-Major Axis: 16.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 903.8

Radius: 3.7

Gravity: 66.02 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 12.05 AU - 20.03 AU

Year: 23347 Days

Day: 18.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 92,523,371 km

• M1: 46,076 km (0.111 R)
• M2: 268,528 km (0.118 R)
• M3: 1,127,669 km (0.08 R)
• M4: 1,652,757 km (0.071 R)
• M5: 2,348,387 km (0.079 R)
• M6: 3,616,977 km (0.096 R)
• M7: 13,970,197 km (0.058 R)
• M8: 16,903,213 km (0.097 R)
• M9: 17,810,973 km (0.096 R)
• M10: 19,722,983 km (0.09 R)
• M11: 21,452,335 km (0.042 R)
• M12: 22,192,844 km (0.102 R)
• M13: 23,612,977 km (0.115 R)
• M14: 24,402,255 km (0.081 R)
• M15: 27,859,761 km (0.07 R)
• M16: 39,529,891 km (0.075 R)
• M17: 39,845,393 km (0.097 R)
• M18: 52,162,534 km (0.081 R)
• M19: 71,822,387 km (0.083 R)
• M20: 76,367,020 km (0.058 R)
• M21: 84,447,549 km (0.105 R)
• M22: 88,693,436 km (0.12 R)
• M23: 91,143,101 km (0.1 R)

Kuiper Belt

Range: 30.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 17,325 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit