🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.75 AU - 0.87 AU

Year: 268 Days

Day: 31.9 Hours

Environment

Temp: 89 °C

Axial Tilt: 7.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,237,242 km

• M1: 37,699 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.27 AU - 1.35 AU

Year: 550 Days

Day: 12.4 Hours

Environment

Temp: -3 °C

Axial Tilt: 46 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 54,237,242 km

• M1: 99,183 km (0.104 R)
• M2: 377,136 km (0.042 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.59 AU - 2.61 AU

Year: 1117 Days

Day: 14 Hours

Environment

Temp: -78 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.32 AU - 3.08 AU

Year: 1629 Days

Day: 25 Hours

Environment

Temp: -100 °C

Axial Tilt: 42.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,237,242 km

• M1: 38,447 km (0.103 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 2.74 AU - 3.38 AU

Year: 1965 Days

Day: 35.3 Hours

Environment

Temp: -107 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.6

Radius: 14.5

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 9.76 AU - 9.94 AU

Year: 11348 Days

Day: 8.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 54,237,242 km

• M1: 180,415 km (0.115 R)
• M2: 755,918 km (0.062 R)
• M3: 1,220,868 km (0.086 R)
• M4: 1,869,973 km (0.106 R)
• M5: 2,380,850 km (0.11 R)
• M6: 3,265,123 km (0.084 R)
• M7: 3,851,696 km (0.088 R)
• M8: 4,478,212 km (0.079 R)
• M9: 5,272,278 km (0.107 R)
• M10: 6,047,195 km (0.077 R)
• M11: 6,618,210 km (0.075 R)
• M12: 8,182,704 km (0.101 R)
• M13: 8,787,229 km (0.061 R)
• M14: 9,826,935 km (0.063 R)
• M15: 13,063,634 km (0.113 R)
• M16: 14,087,033 km (0.048 R)
• M17: 14,821,110 km (0.086 R)
• M18: 16,149,240 km (0.058 R)
• M19: 18,327,385 km (0.072 R)
• M20: 21,820,196 km (0.084 R)
• M21: 25,538,301 km (0.119 R)
• M22: 30,423,869 km (0.093 R)
• M23: 33,848,912 km (0.076 R)
• M24: 38,288,827 km (0.109 R)
• M25: 42,963,910 km (0.085 R)
• M26: 45,366,302 km (0.088 R)
• M27: 49,975,861 km (0.108 R)
• M28: 52,950,166 km (0.062 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 17,492 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit