🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.66 AU - 0.8 AU

Year: 229 Days

Day: 20.5 Hours

Environment

Temp: 121 °C

Axial Tilt: 20.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 21,175,931 km

• M1: 25,132 km (0.089 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.74 AU - 2.46 AU

Year: 1117 Days

Day: 28 Hours

Environment

Temp: -71 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,175,931 km

• M1: 671,844 km (0.096 R)

Asteroid Belt

Center: 4.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.6

Radius: 12.6

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 6.66 AU - 7.9 AU

Year: 7211 Days

Day: 14.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 21,175,931 km

• M1: 158,125 km (0.117 R)
• M2: 912,098 km (0.105 R)
• M3: 1,827,936 km (0.104 R)
• M4: 2,381,000 km (0.053 R)
• M5: 2,961,290 km (0.075 R)
• M6: 3,484,882 km (0.084 R)
• M7: 4,343,275 km (0.081 R)
• M8: 8,199,908 km (0.088 R)
• M9: 12,306,070 km (0.113 R)
• M10: 16,470,875 km (0.057 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 19,036 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit