🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.51 AU - 0.63 AU

Year: 155 Days

Day: 33.5 Hours

Environment

Temp: 236 °C

Axial Tilt: 35.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,319,858 km

• M1: 302,337 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.58 AU - 0.78 AU

Year: 202 Days

Day: 13 Hours

Environment

Temp: 200 °C

Axial Tilt: 27.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.6 AU - 2.1 AU

Year: 906 Days

Day: 46.3 Hours

Environment

Temp: -43 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.2

Radius: 9.3

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 8.8 AU - 10.48 AU

Year: 10772 Days

Day: 5.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 66,319,858 km

• M1: 137,929 km (0.107 R)
• M2: 1,133,503 km (0.106 R)
• M3: 1,629,270 km (0.109 R)
• M4: 4,149,396 km (0.092 R)
• M5: 7,424,991 km (0.058 R)
• M6: 7,974,015 km (0.062 R)
• M7: 8,299,690 km (0.069 R)
• M8: 8,847,966 km (0.084 R)
• M9: 10,589,584 km (0.066 R)
• M10: 11,489,864 km (0.089 R)
• M11: 12,117,727 km (0.106 R)
• M12: 16,770,071 km (0.089 R)
• M13: 17,103,525 km (0.042 R)
• M14: 19,053,832 km (0.051 R)
• M15: 23,391,123 km (0.057 R)
• M16: 30,865,332 km (0.11 R)
• M17: 33,743,146 km (0.084 R)
• M18: 37,928,147 km (0.067 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 687.1

Radius: 4

Gravity: 42.94 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 11.64 AU - 13.72 AU

Year: 16250 Days

Day: 24.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 66,319,858 km

• M1: 50,115 km (0.026 R)
• M2: 176,077 km (0.099 R)
• M3: 306,227 km (0.073 R)
• M4: 455,825 km (0.034 R)
• M5: 1,632,861 km (0.084 R)
• M6: 2,221,229 km (0.057 R)
• M7: 3,245,825 km (0.109 R)
• M8: 4,583,828 km (0.116 R)
• M9: 4,718,167 km (0.093 R)
• M10: 5,656,445 km (0.083 R)
• M11: 6,008,449 km (0.106 R)
• M12: 8,185,247 km (0.102 R)
• M13: 8,533,960 km (0.091 R)
• M14: 9,421,674 km (0.085 R)
• M15: 9,584,586 km (0.118 R)
• M16: 11,687,782 km (0.113 R)
• M17: 13,046,879 km (0.025 R)
• M18: 14,292,581 km (0.097 R)
• M19: 16,858,184 km (0.095 R)
• M20: 17,915,243 km (0.084 R)
• M21: 18,843,497 km (0.107 R)
• M22: 20,979,306 km (0.071 R)
• M23: 21,164,209 km (0.088 R)
• M24: 22,296,815 km (0.045 R)
• M25: 24,273,152 km (0.118 R)
• M26: 24,888,149 km (0.081 R)
• M27: 27,562,510 km (0.072 R)
• M28: 32,475,903 km (0.079 R)
• M29: 34,491,584 km (0.104 R)
• M30: 38,354,500 km (0.083 R)
• M31: 38,631,107 km (0.112 R)
• M32: 40,891,680 km (0.084 R)
• M33: 42,201,260 km (0.101 R)
• M34: 45,365,105 km (0.056 R)
• M35: 46,453,879 km (0.11 R)
• M36: 64,742,069 km (0.116 R)
• M37: 65,134,165 km (0.105 R)

Kuiper Belt

Range: 30.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 19,226 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit