🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.43 AU - 0.61 AU

Year: 141 Days

Day: 26.5 Hours

Environment

Temp: 199 °C

Axial Tilt: 8.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 31,049,492 km

• M1: 39,344 km (0.068 R)
• M2: 219,161 km (0.089 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.58 AU - 0.82 AU

Year: 221 Days

Day: 45.6 Hours

Environment

Temp: 164 °C

Axial Tilt: 9.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.12 AU - 1.6 AU

Year: 597 Days

Day: 46.4 Hours

Environment

Temp: -34 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 8.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.3

Radius: 14.1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 7.76 AU - 9.58 AU

Year: 9617 Days

Day: 7.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,049,492 km

• M1: 175,628 km (0.045 R)
• M2: 646,263 km (0.051 R)
• M3: 1,388,867 km (0.07 R)
• M4: 1,923,529 km (0.064 R)
• M5: 2,545,408 km (0.079 R)
• M6: 3,299,680 km (0.076 R)
• M7: 4,151,491 km (0.116 R)
• M8: 8,155,478 km (0.08 R)
• M9: 9,502,756 km (0.108 R)
• M10: 12,585,070 km (0.068 R)
• M11: 13,728,297 km (0.11 R)
• M12: 17,448,647 km (0.114 R)
• M13: 19,950,372 km (0.098 R)
• M14: 21,000,699 km (0.043 R)
• M15: 23,594,875 km (0.117 R)
• M16: 27,150,817 km (0.088 R)
• M17: 28,266,218 km (0.069 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 303 - 10,532 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit