🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.54 AU - 0.62 AU

Year: 163 Days

Day: 20 Hours

Environment

Temp: 229 °C

Axial Tilt: 155.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 90,898,701 km

• M1: 38,447 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.58 AU - 0.66 AU

Year: 180 Days

Day: 35.2 Hours

Environment

Temp: 201 °C

Axial Tilt: 29.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.62 AU - 0.98 AU

Year: 264 Days

Day: 43.8 Hours

Environment

Temp: 97 °C

Axial Tilt: 2.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.86 AU - 1.02 AU

Year: 336 Days

Day: 21.5 Hours

Environment

Temp: 18 °C

Axial Tilt: 34.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.79 AU - 1.25 AU

Year: 380 Days

Day: 31.8 Hours

Environment

Temp: 13 °C

Axial Tilt: 44.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 90,898,701 km

• M1: 617,989 km (0.101 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.87 AU - 1.31 AU

Year: 420 Days

Day: 29.3 Hours

Environment

Temp: -1 °C

Axial Tilt: 43.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 7 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.64 AU - 2.46 AU

Year: 1083 Days

Day: 42.2 Hours

Environment

Temp: -75 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 16.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 802.7

Radius: 5.7

Gravity: 24.71 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 15.4 AU - 17.06 AU

Year: 24124 Days

Day: 15.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 90,898,701 km

• M1: 73,153 km (0.112 R)
• M2: 320,139 km (0.057 R)
• M3: 912,098 km (0.113 R)
• M4: 1,119,291 km (0.071 R)
• M5: 2,286,155 km (0.068 R)
• M6: 4,308,568 km (0.107 R)
• M7: 5,542,003 km (0.047 R)
• M8: 5,883,834 km (0.069 R)
• M9: 9,743,758 km (0.103 R)
• M10: 10,691,461 km (0.08 R)
• M11: 13,516,616 km (0.1 R)
• M12: 18,068,880 km (0.117 R)
• M13: 22,033,522 km (0.113 R)
• M14: 26,661,183 km (0.106 R)
• M15: 27,023,210 km (0.067 R)
• M16: 28,004,721 km (0.037 R)
• M17: 30,430,600 km (0.115 R)
• M18: 53,904,900 km (0.08 R)
• M19: 60,710,107 km (0.102 R)
• M20: 70,337,179 km (0.042 R)
• M21: 80,932,747 km (0.113 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 12,087 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit