🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.63 AU - 0.69 AU

Year: 191 Days

Day: 25 Hours

Environment

Temp: 224 °C

Axial Tilt: 16.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 24,986,692 km

• M1: 69,114 km (0.119 R)
• M2: 150,645 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.67 AU - 0.89 AU

Year: 246 Days

Day: 44.9 Hours

Environment

Temp: 155 °C

Axial Tilt: 42.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.8 AU - 1.26 AU

Year: 373 Days

Day: 45.4 Hours

Environment

Temp: 78 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.95 AU - 4.19 AU

Year: 2404 Days

Day: 38.6 Hours

Environment

Temp: -104 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.7

Radius: 9.8

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 4.84 AU - 7.94 AU

Year: 5758 Days

Day: 8.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 24,986,692 km

• M1: 122,820 km (0.118 R)
• M2: 465,549 km (0.049 R)
• M3: 1,082,041 km (0.117 R)
• M4: 1,585,588 km (0.115 R)
• M5: 1,990,549 km (0.112 R)
• M6: 2,638,009 km (0.066 R)
• M7: 4,349,708 km (0.093 R)
• M8: 5,877,401 km (0.109 R)
• M9: 10,035,175 km (0.086 R)
• M10: 10,822,957 km (0.117 R)
• M11: 13,385,120 km (0.071 R)
• M12: 14,702,030 km (0.1 R)
• M13: 15,017,831 km (0.12 R)
• M14: 15,772,403 km (0.063 R)
• M15: 16,103,313 km (0.112 R)
• M16: 17,066,574 km (0.099 R)
• M17: 21,983,407 km (0.1 R)
• M18: 23,381,399 km (0.111 R)

Kuiper Belt

Range: 30.8 - 58.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 237 - 11,572 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit