🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.02 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.77 AU - 2.29 AU

Year: 1107 Days

Day: 22.2 Hours

Environment

Temp: -79 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.14 AU - 3.56 AU

Year: 1842 Days

Day: 40.3 Hours

Environment

Temp: -115 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,381,723 km

• M1: 137,780 km (0.084 R)

Asteroid Belt

Center: 4.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.2

Radius: 9.7

Gravity: 10.53 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.92 AU - 7.76 AU

Year: 6849 Days

Day: 6.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,381,723 km

• M1: 124,017 km (0.09 R)
• M2: 672,742 km (0.067 R)
• M3: 1,082,789 km (0.117 R)
• M4: 1,602,941 km (0.064 R)
• M5: 2,612,428 km (0.091 R)
• M6: 3,232,810 km (0.111 R)
• M7: 3,974,067 km (0.062 R)
• M8: 4,622,574 km (0.053 R)
• M9: 6,026,999 km (0.107 R)
• M10: 8,791,717 km (0.099 R)
• M11: 9,655,196 km (0.11 R)
• M12: 11,444,985 km (0.041 R)
• M13: 13,681,473 km (0.103 R)
• M14: 14,467,161 km (0.102 R)
• M15: 14,777,128 km (0.031 R)
• M16: 15,475,002 km (0.042 R)
• M17: 15,930,378 km (0.089 R)
• M18: 16,327,860 km (0.064 R)
• M19: 17,559,948 km (0.117 R)
• M20: 20,831,354 km (0.058 R)
• M21: 23,366,439 km (0.098 R)
• M22: 30,437,931 km (0.032 R)
• M23: 33,151,487 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.7

Radius: 13.9

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 8.26 AU - 13.14 AU

Year: 13401 Days

Day: 8 Hours

Environment

Temp: -179 °C

Axial Tilt: 151.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 45,381,723 km

• M1: 173,234 km (0.069 R)
• M2: 782,397 km (0.099 R)
• M3: 1,219,372 km (0.055 R)
• M4: 1,965,417 km (0.1 R)
• M5: 2,518,929 km (0.08 R)
• M6: 3,153,972 km (0.058 R)
• M7: 5,589,874 km (0.09 R)
• M8: 6,064,698 km (0.063 R)
• M9: 6,903,493 km (0.037 R)
• M10: 7,410,929 km (0.105 R)
• M11: 7,901,460 km (0.038 R)
• M12: 8,545,180 km (0.12 R)
• M13: 9,039,302 km (0.096 R)
• M14: 10,485,016 km (0.118 R)
• M15: 12,191,478 km (0.052 R)
• M16: 13,709,149 km (0.094 R)
• M17: 14,450,855 km (0.087 R)
• M18: 17,400,925 km (0.058 R)
• M19: 18,492,541 km (0.074 R)
• M20: 22,547,391 km (0.095 R)
• M21: 23,233,148 km (0.063 R)
• M22: 26,777,420 km (0.09 R)
• M23: 28,928,189 km (0.066 R)
• M24: 29,534,360 km (0.036 R)
• M25: 33,020,439 km (0.113 R)
• M26: 35,722,027 km (0.093 R)
• M27: 37,245,232 km (0.101 R)
• M28: 39,549,039 km (0.066 R)
• M29: 40,421,345 km (0.098 R)
• M30: 42,204,252 km (0.104 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 10,908 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit