🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.58 AU - 0.68 AU

Year: 177 Days

Day: 45.3 Hours

Environment

Temp: 232 °C

Axial Tilt: 53.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.57 AU - 0.77 AU

Year: 195 Days

Day: 15.2 Hours

Environment

Temp: 186 °C

Axial Tilt: 4.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Gas Giant

Semi-Major Axis: 10.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.8

Radius: 11.8

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 9.04 AU - 12.06 AU

Year: 12157 Days

Day: 6.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,007,324 km

• M1: 146,756 km (0.083 R)
• M2: 532,419 km (0.105 R)
• M3: 1,411,306 km (0.092 R)
• M4: 1,984,416 km (0.089 R)
• M5: 3,390,785 km (0.096 R)
• M6: 4,104,666 km (0.069 R)
• M7: 4,484,047 km (0.091 R)
• M8: 8,466,192 km (0.075 R)
• M9: 9,685,116 km (0.099 R)
• M10: 10,966,272 km (0.058 R)
• M11: 23,951,965 km (0.093 R)
• M12: 25,009,922 km (0.093 R)
• M13: 38,662,672 km (0.104 R)

Kuiper Belt

Range: 30.9 - 58.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 15,091 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit