🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.49 AU - 0.67 AU

Year: 163 Days

Day: 45 Hours

Environment

Temp: 172 °C

Axial Tilt: 16.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.89 AU - 1.03 AU

Year: 347 Days

Day: 19.3 Hours

Environment

Temp: 24 °C

Axial Tilt: 39.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.89 AU - 1.19 AU

Year: 391 Days

Day: 22.5 Hours

Environment

Temp: 26 °C

Axial Tilt: 6.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 44,168,144 km

• M1: 40,092 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.3

Radius: 10.9

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 9.52 AU - 10.32 AU

Year: 11528 Days

Day: 5.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 44,168,144 km

• M1: 135,685 km (0.087 R)
• M2: 585,526 km (0.105 R)
• M3: 1,187,358 km (0.049 R)
• M4: 1,633,160 km (0.112 R)
• M5: 2,513,693 km (0.109 R)
• M6: 3,039,081 km (0.08 R)
• M7: 4,121,272 km (0.113 R)
• M8: 4,477,614 km (0.093 R)
• M9: 6,010,992 km (0.091 R)
• M10: 7,461,493 km (0.052 R)
• M11: 8,247,181 km (0.079 R)
• M12: 9,457,577 km (0.119 R)
• M13: 9,886,325 km (0.039 R)
• M14: 10,328,087 km (0.106 R)
• M15: 11,303,765 km (0.047 R)
• M16: 12,116,680 km (0.053 R)
• M17: 14,288,541 km (0.068 R)
• M18: 15,433,713 km (0.058 R)
• M19: 16,298,239 km (0.116 R)
• M20: 19,926,287 km (0.115 R)
• M21: 20,473,815 km (0.1 R)
• M22: 28,338,624 km (0.106 R)
• M23: 32,990,220 km (0.117 R)
• M24: 39,092,766 km (0.049 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 19,736 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit