🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.48 AU - 0.54 AU

Year: 135 Days

Day: 43.7 Hours

Environment

Temp: 237 °C

Axial Tilt: 24.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.51 AU - 0.75 AU

Year: 185 Days

Day: 45.9 Hours

Environment

Temp: 137 °C

Axial Tilt: 46.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 31,690,480 km

• M1: 81,082 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.76 AU - 0.8 AU

Year: 255 Days

Day: 16.4 Hours

Environment

Temp: 120 °C

Axial Tilt: 38.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 31,690,480 km

• M1: 230,530 km (0.069 R)
• M2: 297,550 km (0.068 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.94 AU - 1.14 AU

Year: 393 Days

Day: 17.8 Hours

Environment

Temp: 12 °C

Axial Tilt: 84.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 31,690,480 km

• M1: 221,854 km (0.088 R)

Asteroid Belt

Center: 3.75 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.4

Radius: 14.4

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 5.29 AU - 7.61 AU

Year: 6075 Days

Day: 6.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 31,690,480 km

• M1: 181,612 km (0.064 R)
• M2: 665,561 km (0.052 R)
• M3: 1,182,870 km (0.08 R)
• M4: 2,091,827 km (0.117 R)
• M5: 2,615,120 km (0.069 R)
• M6: 3,127,792 km (0.104 R)
• M7: 4,334,598 km (0.111 R)
• M8: 5,892,810 km (0.092 R)
• M9: 6,585,298 km (0.101 R)
• M10: 7,544,669 km (0.098 R)
• M11: 8,095,938 km (0.072 R)
• M12: 12,691,135 km (0.118 R)
• M13: 13,579,597 km (0.057 R)
• M14: 14,733,894 km (0.075 R)
• M15: 15,597,672 km (0.06 R)
• M16: 16,373,487 km (0.079 R)
• M17: 17,300,395 km (0.111 R)
• M18: 19,394,766 km (0.069 R)
• M19: 21,507,087 km (0.082 R)
• M20: 22,169,806 km (0.076 R)
• M21: 22,770,142 km (0.049 R)
• M22: 23,227,613 km (0.072 R)
• M23: 24,239,642 km (0.117 R)
• M24: 26,856,408 km (0.064 R)
• M25: 27,367,135 km (0.1 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: 385 - 13,528 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit