🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.54 AU - 0.6 AU

Year: 159 Days

Day: 26.4 Hours

Environment

Temp: 228 °C

Axial Tilt: 15.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 118,998,793 km

• M1: 153,188 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.57 AU - 1.59 AU

Year: 733 Days

Day: 37.1 Hours

Environment

Temp: -42 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.19 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.5

Radius: 8.1

Gravity: 6.64 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.01 AU - 5.59 AU

Year: 3880 Days

Day: 10.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 118,998,793 km

• M1: 100,979 km (0.085 R)
• M2: 441,763 km (0.078 R)
• M3: 958,623 km (0.094 R)
• M4: 1,288,935 km (0.094 R)
• M5: 2,668,377 km (0.084 R)
• M6: 3,386,896 km (0.102 R)
• M7: 3,751,765 km (0.061 R)
• M8: 4,163,907 km (0.104 R)
• M9: 4,862,230 km (0.113 R)
• M10: 6,290,291 km (0.111 R)
• M11: 10,064,646 km (0.095 R)
• M12: 10,537,824 km (0.071 R)
• M13: 11,025,662 km (0.026 R)
• M14: 12,490,076 km (0.097 R)
• M15: 13,036,706 km (0.114 R)
• M16: 14,872,871 km (0.102 R)
• M17: 16,170,931 km (0.076 R)
• M18: 19,410,324 km (0.064 R)
• M19: 19,774,595 km (0.105 R)

Planet 4 - Ice Giant

Semi-Major Axis: 19.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 991.9

Radius: 7.8

Gravity: 16.3 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 16.79 AU - 22.81 AU

Year: 32507 Days

Day: 19.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 118,998,793 km

• M1: 101,278 km (0.113 R)
• M2: 430,243 km (0.088 R)
• M3: 925,562 km (0.061 R)
• M4: 1,213,987 km (0.036 R)
• M5: 1,524,851 km (0.099 R)
• M6: 3,778,094 km (0.056 R)
• M7: 4,688,397 km (0.077 R)
• M8: 5,022,150 km (0.073 R)
• M9: 5,878,897 km (0.114 R)
• M10: 7,204,484 km (0.111 R)
• M11: 9,550,478 km (0.119 R)
• M12: 9,816,762 km (0.1 R)
• M13: 13,328,871 km (0.075 R)
• M14: 14,693,802 km (0.073 R)
• M15: 16,149,389 km (0.108 R)
• M16: 18,612,518 km (0.032 R)
• M17: 24,392,980 km (0.096 R)
• M18: 26,557,960 km (0.029 R)
• M19: 27,485,617 km (0.1 R)
• M20: 33,052,752 km (0.106 R)
• M21: 38,818,703 km (0.028 R)
• M22: 56,739,331 km (0.088 R)
• M23: 58,276,150 km (0.072 R)
• M24: 67,837,997 km (0.103 R)
• M25: 68,083,487 km (0.087 R)
• M26: 71,836,598 km (0.116 R)
• M27: 72,091,513 km (0.039 R)
• M28: 76,785,445 km (0.078 R)
• M29: 77,586,991 km (0.104 R)
• M30: 78,935,466 km (0.105 R)
• M31: 85,625,782 km (0.057 R)
• M32: 98,540,117 km (0.059 R)
• M33: 98,854,871 km (0.106 R)
• M34: 101,077,746 km (0.1 R)
• M35: 109,288,126 km (0.093 R)
• M36: 115,118,105 km (0.099 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 350 - 20,072 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit