🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.7 AU - 0.98 AU

Year: 273 Days

Day: 25.2 Hours

Environment

Temp: 114 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.73 AU - 0.97 AU

Year: 278 Days

Day: 16.5 Hours

Environment

Temp: 105 °C

Axial Tilt: 23 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,701,124 km

• M1: 28,723 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.78 AU - 1.02 AU

Year: 303 Days

Day: 19.5 Hours

Environment

Temp: 151 °C

Axial Tilt: 20.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.89 AU - 1.39 AU

Year: 432 Days

Day: 25.1 Hours

Environment

Temp: 11 °C

Axial Tilt: 8.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.5 AU - 2.72 AU

Year: 1496 Days

Day: 17.2 Hours

Environment

Temp: -77 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.82 AU - 5.52 AU

Year: 3580 Days

Day: 30.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 12.37 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 20.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 298

Radius: 7.2

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 18.46 AU - 21.68 AU

Year: 31898 Days

Day: 22.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 78,701,124 km

• M1: 89,609 km (0.114 R)
• M2: 1,928,616 km (0.045 R)
• M3: 2,254,739 km (0.09 R)
• M4: 4,136,381 km (0.068 R)
• M5: 4,971,287 km (0.101 R)
• M6: 5,830,876 km (0.117 R)
• M7: 7,348,995 km (0.101 R)
• M8: 10,334,520 km (0.086 R)
• M9: 10,764,764 km (0.108 R)
• M10: 15,269,455 km (0.092 R)
• M11: 16,399,517 km (0.095 R)
• M12: 25,136,182 km (0.036 R)
• M13: 25,690,293 km (0.107 R)
• M14: 28,225,528 km (0.112 R)
• M15: 30,420,129 km (0.111 R)
• M16: 36,118,312 km (0.112 R)
• M17: 37,394,830 km (0.077 R)
• M18: 43,117,098 km (0.064 R)
• M19: 47,183,916 km (0.058 R)
• M20: 51,677,238 km (0.109 R)
• M21: 52,034,179 km (0.093 R)
• M22: 54,394,983 km (0.099 R)

Kuiper Belt

Range: 30.9 - 58.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 190 - 19,021 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit