🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.24 AU - 1.26 AU

Year: 526 Days

Day: 30.1 Hours

Environment

Temp: -37 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.27 AU - 1.71 AU

Year: 685 Days

Day: 24.6 Hours

Environment

Temp: -40 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,829,360 km

• M1: 991,834 km (0.063 R)

Asteroid Belt

Center: 4.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.1

Radius: 12.6

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 6.23 AU - 8.07 AU

Year: 7203 Days

Day: 7.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 59,829,360 km

• M1: 157,377 km (0.101 R)
• M2: 1,195,287 km (0.101 R)
• M3: 2,530,298 km (0.11 R)
• M4: 4,247,981 km (0.101 R)
• M5: 8,167,595 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.6

Radius: 13.5

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 10.91 AU - 11.33 AU

Year: 13970 Days

Day: 6.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 84.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,829,360 km

• M1: 254,017 km (0.043 R)
• M2: 992,582 km (0.065 R)
• M3: 1,534,575 km (0.113 R)
• M4: 2,197,144 km (0.081 R)
• M5: 3,929,188 km (0.086 R)
• M6: 4,370,801 km (0.086 R)
• M7: 5,011,379 km (0.087 R)
• M8: 5,568,332 km (0.076 R)
• M9: 9,667,164 km (0.092 R)
• M10: 10,148,271 km (0.05 R)
• M11: 10,871,576 km (0.077 R)
• M12: 17,164,860 km (0.082 R)
• M13: 20,369,844 km (0.09 R)
• M14: 21,251,874 km (0.084 R)
• M15: 30,145,317 km (0.096 R)
• M16: 37,588,859 km (0.112 R)
• M17: 41,944,401 km (0.103 R)
• M18: 43,661,036 km (0.114 R)
• M19: 48,935,259 km (0.055 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 263 - 10,399 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit