🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.9 AU - 1.18 AU

Year: 371 Days

Day: 19.8 Hours

Environment

Temp: 130 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,246,193 km

• M1: 44,730 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.51 AU - 4.17 AU

Year: 2633 Days

Day: 31.9 Hours

Environment

Temp: -103 °C

Axial Tilt: 42.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,246,193 km

• M1: 40,391 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.44 AU - 5.5 AU

Year: 3876 Days

Day: 12.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.3

Radius: 10.2

Gravity: 8.17 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 7.67 AU - 10.93 AU

Year: 9922 Days

Day: 10.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 51,246,193 km

• M1: 127,158 km (0.117 R)
• M2: 488,736 km (0.087 R)
• M3: 887,863 km (0.1 R)
• M4: 1,591,572 km (0.106 R)
• M5: 4,106,761 km (0.119 R)
• M6: 6,289,543 km (0.112 R)
• M7: 7,397,914 km (0.06 R)
• M8: 7,867,352 km (0.116 R)
• M9: 8,447,642 km (0.074 R)
• M10: 9,544,045 km (0.075 R)
• M11: 10,786,605 km (0.115 R)
• M12: 11,672,972 km (0.059 R)
• M13: 14,295,423 km (0.087 R)
• M14: 15,159,949 km (0.073 R)
• M15: 19,931,523 km (0.081 R)
• M16: 22,214,536 km (0.108 R)
• M17: 34,021,847 km (0.087 R)
• M18: 35,680,738 km (0.055 R)
• M19: 37,766,730 km (0.083 R)
• M20: 39,932,908 km (0.069 R)
• M21: 40,323,508 km (0.071 R)
• M22: 44,093,823 km (0.065 R)

Kuiper Belt

Range: 31.4 - 57.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 18,409 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit