🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.63 AU - 0.93 AU

Year: 250 Days

Day: 27.2 Hours

Environment

Temp: 135 °C

Axial Tilt: 31.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.43 AU - 1.61 AU

Year: 681 Days

Day: 37.5 Hours

Environment

Temp: -25 °C

Axial Tilt: 43.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.3

Radius: 12.1

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.19 AU - 6.21 AU

Year: 4310 Days

Day: 5.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,327,471 km

• M1: 151,094 km (0.078 R)
• M2: 568,622 km (0.078 R)
• M3: 1,111,811 km (0.108 R)
• M4: 1,625,530 km (0.058 R)
• M5: 2,712,957 km (0.031 R)
• M6: 3,105,652 km (0.11 R)
• M7: 4,817,799 km (0.079 R)
• M8: 5,208,699 km (0.106 R)
• M9: 5,763,108 km (0.088 R)
• M10: 6,449,015 km (0.1 R)
• M11: 7,356,774 km (0.04 R)
• M12: 8,237,457 km (0.063 R)
• M13: 11,034,339 km (0.076 R)
• M14: 11,532,350 km (0.097 R)
• M15: 13,883,879 km (0.104 R)
• M16: 15,394,518 km (0.06 R)
• M17: 16,597,435 km (0.12 R)
• M18: 17,012,120 km (0.108 R)
• M19: 17,433,537 km (0.111 R)
• M20: 20,923,805 km (0.093 R)
• M21: 22,687,415 km (0.107 R)
• M22: 25,320,038 km (0.061 R)
• M23: 25,869,960 km (0.1 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 105.9

Radius: 7.5

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 14.12 AU - 16.58 AU

Year: 21857 Days

Day: 21.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 164.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,327,471 km

• M1: 110,104 km (0.048 R)
• M2: 423,811 km (0.057 R)
• M3: 801,695 km (0.096 R)
• M4: 1,083,537 km (0.098 R)
• M5: 2,247,858 km (0.031 R)
• M6: 2,522,220 km (0.108 R)
• M7: 2,944,086 km (0.093 R)
• M8: 4,301,537 km (0.106 R)
• M9: 6,938,948 km (0.104 R)
• M10: 7,974,165 km (0.1 R)
• M11: 9,667,314 km (0.111 R)
• M12: 14,050,531 km (0.09 R)
• M13: 15,962,841 km (0.098 R)
• M14: 17,400,626 km (0.107 R)
• M15: 21,981,014 km (0.116 R)
• M16: 22,899,993 km (0.079 R)
• M17: 23,757,189 km (0.117 R)
• M18: 24,018,537 km (0.068 R)
• M19: 36,811,099 km (0.063 R)

Kuiper Belt

Range: 30.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 358 - 19,860 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit