🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.62 AU - 0.72 AU

Year: 195 Days

Day: 44.7 Hours

Environment

Temp: 213 °C

Axial Tilt: 5.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.74 AU - 1.04 AU

Year: 298 Days

Day: 35.7 Hours

Environment

Temp: 99 °C

Axial Tilt: 20.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.06 AU - 2.56 AU

Year: 1246 Days

Day: 32.5 Hours

Environment

Temp: -75 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.01 AU - 3.11 AU

Year: 1453 Days

Day: 17.3 Hours

Environment

Temp: -71 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 109,829,577 km

• M1: 849,716 km (0.084 R)
• M2: 1,137,841 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.45 AU - 5.55 AU

Year: 3387 Days

Day: 47.4 Hours

Environment

Temp: -116 °C

Axial Tilt: 163.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 4.82 AU - 5.78 AU

Year: 4329 Days

Day: 37.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 20.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 809.9

Radius: 5.4

Gravity: 27.77 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 17.6 AU - 22.54 AU

Year: 31898 Days

Day: 20.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 109,829,577 km

• M1: 80,035 km (0.069 R)
• M2: 408,701 km (0.109 R)
• M3: 616,044 km (0.118 R)
• M4: 1,083,687 km (0.093 R)
• M5: 1,284,447 km (0.095 R)
• M6: 1,952,103 km (0.047 R)
• M7: 3,765,977 km (0.032 R)
• M8: 4,047,670 km (0.066 R)
• M9: 4,813,611 km (0.077 R)
• M10: 5,360,840 km (0.1 R)
• M11: 14,287,345 km (0.103 R)
• M12: 14,885,736 km (0.119 R)
• M13: 15,059,718 km (0.087 R)
• M14: 16,500,944 km (0.048 R)
• M15: 26,864,636 km (0.043 R)
• M16: 27,512,993 km (0.064 R)
• M17: 36,439,498 km (0.096 R)
• M18: 41,206,733 km (0.073 R)
• M19: 50,372,745 km (0.1 R)
• M20: 50,568,867 km (0.104 R)
• M21: 60,808,393 km (0.113 R)
• M22: 64,429,260 km (0.098 R)
• M23: 87,220,944 km (0.032 R)
• M24: 92,696,675 km (0.078 R)
• M25: 106,892,615 km (0.089 R)

Kuiper Belt

Range: 30.9 - 56.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 19,355 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit