🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.76 AU - 1.18 AU

Year: 278 Days

Day: 46.3 Hours

Environment

Temp: 282 °C

Axial Tilt: 9.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 55,068,722 km

• M1: 119,529 km (0.048 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.13 AU - 2.25 AU

Year: 945 Days

Day: 37.8 Hours

Environment

Temp: 35 °C

Axial Tilt: 65.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.77 AU - 4.07 AU

Year: 1844 Days

Day: 45.6 Hours

Environment

Temp: -45 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,068,722 km

• M1: 18,401 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.93 AU - 4.85 AU

Year: 2236 Days

Day: 15.3 Hours

Environment

Temp: -45 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 3.43 AU - 4.53 AU

Year: 2315 Days

Day: 45.2 Hours

Environment

Temp: -59 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,068,722 km

• M1: 1,188,106 km (0.088 R)

Planet 6 - Terrestrial

Semi-Major Axis: 7.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 6.79 AU - 8.17 AU

Year: 5963 Days

Day: 27.6 Hours

Environment

Temp: -114 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 12.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.9

Radius: 12.2

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 10.23 AU - 13.81 AU

Year: 12148 Days

Day: 5.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 71.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,068,722 km

• M1: 151,692 km (0.096 R)
• M2: 682,465 km (0.112 R)
• M3: 1,293,872 km (0.084 R)
• M4: 1,679,386 km (0.09 R)
• M5: 2,253,542 km (0.119 R)
• M6: 2,671,519 km (0.104 R)
• M7: 3,094,282 km (0.119 R)
• M8: 4,105,265 km (0.047 R)
• M9: 6,225,067 km (0.107 R)
• M10: 7,182,493 km (0.063 R)
• M11: 7,696,661 km (0.101 R)
• M12: 9,238,865 km (0.07 R)
• M13: 11,778,140 km (0.077 R)
• M14: 14,956,646 km (0.113 R)
• M15: 17,419,326 km (0.04 R)
• M16: 20,225,333 km (0.108 R)
• M17: 21,957,377 km (0.071 R)
• M18: 22,859,602 km (0.115 R)
• M19: 23,880,308 km (0.083 R)
• M20: 25,913,194 km (0.028 R)
• M21: 26,920,586 km (0.072 R)
• M22: 29,990,184 km (0.107 R)
• M23: 36,815,886 km (0.034 R)
• M24: 39,128,071 km (0.105 R)
• M25: 43,334,614 km (0.077 R)
• M26: 47,983,517 km (0.094 R)
• M27: 51,052,069 km (0.102 R)
• M28: 52,794,285 km (0.115 R)

Kuiper Belt

Range: 37.7 - 64.7 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 186 - 16,788 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit