🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.43 AU - 0.61 AU

Year: 135 Days

Day: 12.5 Hours

Environment

Temp: 204 °C

Axial Tilt: 22.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,455,163 km

• M1: 56,548 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.55 AU - 0.61 AU

Year: 159 Days

Day: 42.2 Hours

Environment

Temp: 206 °C

Axial Tilt: 26.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.71 AU - 1.05 AU

Year: 297 Days

Day: 40.9 Hours

Environment

Temp: 104 °C

Axial Tilt: 25.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.41 AU - 1.97 AU

Year: 791 Days

Day: 33.6 Hours

Environment

Temp: -42 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.55 AU - 2.39 AU

Year: 995 Days

Day: 46 Hours

Environment

Temp: -68 °C

Axial Tilt: 41.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.07 AU - 2.85 AU

Year: 1389 Days

Day: 12.1 Hours

Environment

Temp: -85 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.89 AU - 4.97 AU

Year: 3356 Days

Day: 40.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 163.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 10.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.2

Radius: 11.7

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 9.18 AU - 10.98 AU

Year: 11518 Days

Day: 6.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 53,455,163 km

• M1: 145,559 km (0.053 R)
• M2: 667,954 km (0.11 R)
• M3: 1,514,080 km (0.039 R)
• M4: 2,240,827 km (0.093 R)
• M5: 4,237,808 km (0.046 R)
• M6: 4,811,666 km (0.09 R)
• M7: 7,052,044 km (0.109 R)
• M8: 7,684,543 km (0.095 R)
• M9: 9,063,387 km (0.111 R)
• M10: 15,057,624 km (0.088 R)
• M11: 15,893,577 km (0.094 R)
• M12: 17,582,238 km (0.092 R)
• M13: 18,745,960 km (0.076 R)
• M14: 20,460,650 km (0.112 R)
• M15: 21,399,377 km (0.095 R)
• M16: 24,578,033 km (0.1 R)
• M17: 25,249,577 km (0.101 R)
• M18: 37,474,416 km (0.093 R)
• M19: 40,850,242 km (0.026 R)
• M20: 45,563,771 km (0.062 R)

Kuiper Belt

Range: 30.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 166 - 16,287 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit