🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.49 AU - 0.63 AU

Year: 149 Days

Day: 42.8 Hours

Environment

Temp: 238 °C

Axial Tilt: 23.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.48 AU - 0.68 AU

Year: 157 Days

Day: 38.5 Hours

Environment

Temp: 240 °C

Axial Tilt: 10.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.61 AU - 0.67 AU

Year: 183 Days

Day: 28.5 Hours

Environment

Temp: 165 °C

Axial Tilt: 36 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.05 AU - 1.05 AU

Year: 384 Days

Day: 12.7 Hours

Environment

Temp: 50 °C

Axial Tilt: 21.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.83 AU - 1.27 AU

Year: 384 Days

Day: 16.9 Hours

Environment

Temp: 21 °C

Axial Tilt: 9.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 90,559,900 km

• M1: 44,131 km (0.051 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.14 AU - 1.56 AU

Year: 559 Days

Day: 34.3 Hours

Environment

Temp: 13 °C

Axial Tilt: 28 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 7 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.36 AU - 1.88 AU

Year: 735 Days

Day: 34.1 Hours

Environment

Temp: -38 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 90,559,900 km

• M1: 74,500 km (0.069 R)
• M2: 107,112 km (0.104 R)

Planet 8 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.53 AU - 1.85 AU

Year: 783 Days

Day: 17.5 Hours

Environment

Temp: -44 °C

Axial Tilt: 43.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.29 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 18.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 539.4

Radius: 7.4

Gravity: 9.85 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 16.17 AU - 21.61 AU

Year: 29265 Days

Day: 18.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 90,559,900 km

• M1: 110,553 km (0.07 R)
• M2: 428,897 km (0.069 R)
• M3: 894,446 km (0.12 R)
• M4: 1,892,563 km (0.028 R)
• M5: 3,140,658 km (0.07 R)
• M6: 3,806,967 km (0.112 R)
• M7: 4,348,212 km (0.1 R)
• M8: 6,281,615 km (0.064 R)
• M9: 9,605,081 km (0.046 R)
• M10: 12,092,744 km (0.048 R)
• M11: 13,484,453 km (0.077 R)
• M12: 19,052,635 km (0.083 R)
• M13: 24,594,339 km (0.108 R)
• M14: 26,101,238 km (0.093 R)
• M15: 30,857,254 km (0.095 R)
• M16: 32,198,548 km (0.092 R)
• M17: 33,858,935 km (0.063 R)
• M18: 38,564,237 km (0.101 R)
• M19: 39,336,760 km (0.04 R)
• M20: 51,076,154 km (0.094 R)
• M21: 54,289,217 km (0.115 R)
• M22: 89,209,698 km (0.059 R)
• M23: 89,748,101 km (0.108 R)

Kuiper Belt

Range: 30.8 - 56.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 424 - 10,738 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit