🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.45 AU - 0.75 AU

Year: 171 Days

Day: 30.6 Hours

Environment

Temp: 213 °C

Axial Tilt: 176.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.74 AU - 1.04 AU

Year: 310 Days

Day: 13.1 Hours

Environment

Temp: 71 °C

Axial Tilt: 13.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.5

Radius: 9.8

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 7 AU - 7.94 AU

Year: 7533 Days

Day: 14.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 38,416,906 km

• M1: 123,418 km (0.12 R)
• M2: 486,791 km (0.119 R)
• M3: 999,015 km (0.087 R)
• M4: 1,721,871 km (0.076 R)
• M5: 2,157,500 km (0.065 R)
• M6: 2,839,218 km (0.085 R)
• M7: 3,339,772 km (0.108 R)
• M8: 4,710,538 km (0.093 R)
• M9: 7,176,659 km (0.114 R)
• M10: 7,788,664 km (0.093 R)
• M11: 9,471,191 km (0.111 R)
• M12: 13,770,185 km (0.048 R)
• M13: 14,775,782 km (0.114 R)
• M14: 18,225,060 km (0.068 R)
• M15: 35,725,318 km (0.069 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 19,166 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit