🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.74 AU - 1.08 AU

Year: 309 Days

Day: 25.2 Hours

Environment

Temp: 93 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,798,731 km

• M1: 32,463 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.14 AU - 1.28 AU

Year: 474 Days

Day: 33.5 Hours

Environment

Temp: 20 °C

Axial Tilt: 41.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 65,798,731 km

• M1: 590,912 km (0.076 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.49 AU - 1.83 AU

Year: 762 Days

Day: 14.9 Hours

Environment

Temp: -39 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.8 AU - 2.3 AU

Year: 1046 Days

Day: 17.1 Hours

Environment

Temp: -69 °C

Axial Tilt: 38.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.35 AU - 4.47 AU

Year: 2756 Days

Day: 37.8 Hours

Environment

Temp: -109 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 65,798,731 km

• M1: 36,502 km (0.093 R)
• M2: 356,193 km (0.09 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 3.7 AU - 4.46 AU

Year: 2938 Days

Day: 27.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.83 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 558.1

Radius: 4.1

Gravity: 33.2 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 10.6 AU - 16.54 AU

Year: 17818 Days

Day: 20.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 65,798,731 km

• M1: 56,249 km (0.108 R)
• M2: 368,310 km (0.102 R)
• M3: 546,032 km (0.108 R)
• M4: 904,319 km (0.045 R)
• M5: 1,541,157 km (0.101 R)
• M6: 3,716,011 km (0.116 R)
• M7: 5,351,714 km (0.084 R)
• M8: 6,661,593 km (0.092 R)
• M9: 7,738,847 km (0.059 R)
• M10: 8,171,185 km (0.115 R)
• M11: 8,619,530 km (0.108 R)
• M12: 9,242,456 km (0.099 R)
• M13: 9,728,948 km (0.1 R)
• M14: 12,163,055 km (0.085 R)
• M15: 12,485,139 km (0.074 R)
• M16: 13,417,283 km (0.064 R)
• M17: 14,755,436 km (0.058 R)
• M18: 20,633,137 km (0.103 R)
• M19: 28,685,392 km (0.091 R)
• M20: 34,476,924 km (0.103 R)
• M21: 37,780,793 km (0.103 R)
• M22: 46,714,329 km (0.117 R)

Kuiper Belt

Range: 30.8 - 58.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 18,419 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit