🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.57 AU - 0.65 AU

Year: 180 Days

Day: 44.7 Hours

Environment

Temp: 144 °C

Axial Tilt: 4.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.57 AU - 0.89 AU

Year: 236 Days

Day: 32.7 Hours

Environment

Temp: 149 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.85 AU - 1.29 AU

Year: 419 Days

Day: 24 Hours

Environment

Temp: -5 °C

Axial Tilt: 35 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.92 AU - 3.78 AU

Year: 2322 Days

Day: 47.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.9

Radius: 14.6

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 7.36 AU - 9.54 AU

Year: 9303 Days

Day: 6.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,595,593 km

• M1: 181,612 km (0.11 R)
• M2: 2,136,706 km (0.099 R)
• M3: 2,809,747 km (0.109 R)
• M4: 3,894,481 km (0.071 R)
• M5: 7,414,968 km (0.087 R)
• M6: 14,295,273 km (0.06 R)
• M7: 17,198,669 km (0.075 R)
• M8: 18,517,224 km (0.119 R)
• M9: 20,044,469 km (0.084 R)
• M10: 22,490,693 km (0.1 R)
• M11: 29,420,665 km (0.048 R)
• M12: 30,164,765 km (0.107 R)
• M13: 32,670,230 km (0.093 R)
• M14: 33,770,822 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 241.3

Radius: 8

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 12.96 AU - 15.64 AU

Year: 20481 Days

Day: 20.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 54,595,593 km

• M1: 99,483 km (0.112 R)
• M2: 444,605 km (0.112 R)
• M3: 695,780 km (0.077 R)
• M4: 2,129,974 km (0.109 R)
• M5: 2,815,432 km (0.079 R)
• M6: 3,535,147 km (0.113 R)
• M7: 4,432,286 km (0.031 R)
• M8: 4,805,233 km (0.099 R)
• M9: 7,243,678 km (0.049 R)
• M10: 7,806,316 km (0.053 R)
• M11: 9,215,827 km (0.085 R)
• M12: 11,065,754 km (0.084 R)
• M13: 12,287,520 km (0.077 R)
• M14: 12,962,207 km (0.091 R)
• M15: 17,310,568 km (0.105 R)
• M16: 20,019,187 km (0.053 R)
• M17: 21,915,190 km (0.07 R)
• M18: 22,452,247 km (0.078 R)
• M19: 22,724,216 km (0.117 R)
• M20: 25,075,745 km (0.079 R)
• M21: 25,368,508 km (0.084 R)
• M22: 25,960,766 km (0.097 R)
• M23: 28,001,430 km (0.095 R)
• M24: 30,256,917 km (0.082 R)
• M25: 31,598,810 km (0.086 R)
• M26: 37,873,693 km (0.116 R)
• M27: 42,673,541 km (0.099 R)
• M28: 44,931,122 km (0.112 R)
• M29: 46,235,316 km (0.092 R)
• M30: 50,144,907 km (0.056 R)
• M31: 53,137,463 km (0.077 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 481 - 14,913 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit