🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.54 AU - 0.8 AU

Year: 204 Days

Day: 12.5 Hours

Environment

Temp: 157 °C

Axial Tilt: 4.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,832,821 km

• M1: 350,957 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.96 AU - 4.46 AU

Year: 3220 Days

Day: 33.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Ice Giant

Semi-Major Axis: 16.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 60.3

Radius: 5.2

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 13.77 AU - 18.87 AU

Year: 24577 Days

Day: 22.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 89 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,832,821 km

• M1: 66,122 km (0.095 R)
• M2: 235,617 km (0.047 R)
• M3: 746,045 km (0.086 R)
• M4: 971,638 km (0.112 R)
• M5: 3,887,600 km (0.11 R)
• M6: 5,087,225 km (0.092 R)
• M7: 5,869,024 km (0.041 R)
• M8: 8,272,164 km (0.067 R)
• M9: 18,391,562 km (0.1 R)
• M10: 18,675,200 km (0.12 R)
• M11: 24,637,423 km (0.083 R)
• M12: 25,505,689 km (0.111 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 11,541 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit