🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.76 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.19 AU - 1.83 AU

Year: 671 Days

Day: 22.1 Hours

Environment

Temp: -31 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.44 AU - 3.08 AU

Year: 1658 Days

Day: 13.4 Hours

Environment

Temp: -90 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,054,772 km

• M1: 45,478 km (0.086 R)

Asteroid Belt

Center: 4.09 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.3

Radius: 9.6

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 4.56 AU - 6.26 AU

Year: 4551 Days

Day: 13.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 85,054,772 km

• M1: 119,379 km (0.063 R)
• M2: 476,469 km (0.114 R)
• M3: 1,007,542 km (0.112 R)
• M4: 1,785,600 km (0.099 R)
• M5: 2,102,897 km (0.105 R)
• M6: 2,544,061 km (0.052 R)
• M7: 2,990,162 km (0.068 R)
• M8: 4,195,921 km (0.084 R)
• M9: 4,687,649 km (0.119 R)
• M10: 5,156,489 km (0.099 R)
• M11: 7,403,599 km (0.105 R)
• M12: 8,541,889 km (0.094 R)
• M13: 11,402,051 km (0.064 R)
• M14: 11,715,757 km (0.105 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 921.2

Radius: 4.6

Gravity: 43.53 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 11.69 AU - 17.71 AU

Year: 20383 Days

Day: 17.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 85,054,772 km

• M1: 57,446 km (0.097 R)
• M2: 497,263 km (0.097 R)
• M3: 949,946 km (0.075 R)
• M4: 1,291,927 km (0.041 R)
• M5: 1,585,887 km (0.114 R)
• M6: 1,805,646 km (0.097 R)
• M7: 2,130,274 km (0.062 R)
• M8: 2,306,500 km (0.11 R)
• M9: 3,056,584 km (0.067 R)
• M10: 3,368,495 km (0.106 R)
• M11: 3,796,046 km (0.027 R)
• M12: 3,957,163 km (0.118 R)
• M13: 5,255,972 km (0.074 R)
• M14: 7,347,051 km (0.078 R)
• M15: 8,714,076 km (0.086 R)
• M16: 12,008,520 km (0.117 R)
• M17: 13,219,365 km (0.065 R)
• M18: 13,367,019 km (0.075 R)
• M19: 16,641,267 km (0.072 R)
• M20: 23,078,015 km (0.081 R)
• M21: 23,507,510 km (0.106 R)
• M22: 24,716,560 km (0.094 R)
• M23: 29,461,954 km (0.107 R)
• M24: 32,987,078 km (0.05 R)
• M25: 34,083,032 km (0.07 R)
• M26: 38,409,552 km (0.112 R)
• M27: 39,469,304 km (0.114 R)
• M28: 44,728,417 km (0.09 R)
• M29: 47,958,385 km (0.086 R)
• M30: 55,451,293 km (0.111 R)
• M31: 55,835,610 km (0.025 R)
• M32: 57,586,653 km (0.097 R)
• M33: 60,993,445 km (0.044 R)
• M34: 78,837,928 km (0.108 R)
• M35: 83,031,157 km (0.065 R)
• M36: 84,038,848 km (0.119 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 495 - 16,324 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit