🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.94 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.78 AU - 3.96 AU

Year: 2915 Days

Day: 33.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Ice Giant

Semi-Major Axis: 14.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 199.2

Radius: 5.3

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 12.46 AU - 16.72 AU

Year: 21338 Days

Day: 19.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,155,778 km

• M1: 71,657 km (0.093 R)
• M2: 1,195,287 km (0.059 R)
• M3: 1,415,495 km (0.12 R)
• M4: 1,820,905 km (0.091 R)
• M5: 4,044,678 km (0.076 R)
• M6: 4,729,537 km (0.119 R)
• M7: 8,206,341 km (0.086 R)
• M8: 10,752,945 km (0.095 R)
• M9: 16,305,121 km (0.087 R)
• M10: 17,110,855 km (0.062 R)
• M11: 21,890,208 km (0.07 R)
• M12: 28,210,269 km (0.073 R)
• M13: 29,476,615 km (0.068 R)
• M14: 31,334,770 km (0.102 R)
• M15: 39,159,786 km (0.055 R)
• M16: 46,720,462 km (0.058 R)
• M17: 52,634,216 km (0.088 R)

Planet 3 - Ice Giant

Semi-Major Axis: 15.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 488.8

Radius: 5.5

Gravity: 16.16 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 12.05 AU - 18.43 AU

Year: 22780 Days

Day: 18.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,155,778 km

• M1: 68,366 km (0.099 R)
• M2: 258,954 km (0.069 R)
• M3: 568,622 km (0.068 R)
• M4: 825,481 km (0.085 R)
• M5: 1,526,646 km (0.08 R)
• M6: 2,318,468 km (0.049 R)
• M7: 2,730,909 km (0.111 R)
• M8: 3,496,252 km (0.099 R)
• M9: 4,101,674 km (0.067 R)
• M10: 6,597,116 km (0.058 R)
• M11: 9,954,093 km (0.062 R)
• M12: 14,976,991 km (0.063 R)
• M13: 19,764,422 km (0.049 R)
• M14: 31,953,357 km (0.066 R)
• M15: 34,688,605 km (0.07 R)
• M16: 42,125,115 km (0.047 R)
• M17: 44,769,108 km (0.057 R)
• M18: 46,050,713 km (0.064 R)
• M19: 53,005,069 km (0.12 R)
• M20: 53,898,318 km (0.087 R)
• M21: 61,212,307 km (0.049 R)
• M22: 65,821,268 km (0.114 R)
• M23: 72,173,343 km (0.043 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 17,342 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit