🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.46 AU - 0.66 AU

Year: 160 Days

Day: 22.1 Hours

Environment

Temp: 129 °C

Axial Tilt: 22.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.72 AU - 1.02 AU

Year: 311 Days

Day: 35.1 Hours

Environment

Temp: 11 °C

Axial Tilt: 34.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.41 AU - 1.57 AU

Year: 696 Days

Day: 17.9 Hours

Environment

Temp: -61 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,495,264 km

• M1: 337,642 km (0.089 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.51 AU - 1.97 AU

Year: 879 Days

Day: 33.5 Hours

Environment

Temp: -65 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,495,264 km

• M1: 76,594 km (0.101 R)

Asteroid Belt

Center: 3.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.4

Radius: 8.5

Gravity: 13.75 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 4.64 AU - 5.58 AU

Year: 4423 Days

Day: 6 Hours

Environment

Temp: -155 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 31,495,264 km

• M1: 105,766 km (0.09 R)
• M2: 426,504 km (0.026 R)
• M3: 765,642 km (0.102 R)
• M4: 2,689,471 km (0.082 R)
• M5: 3,004,374 km (0.115 R)
• M6: 3,385,549 km (0.08 R)
• M7: 3,731,270 km (0.088 R)
• M8: 4,029,419 km (0.077 R)
• M9: 4,493,920 km (0.109 R)
• M10: 5,707,308 km (0.062 R)
• M11: 6,261,868 km (0.118 R)
• M12: 6,717,692 km (0.08 R)
• M13: 6,988,016 km (0.112 R)
• M14: 7,371,585 km (0.112 R)
• M15: 8,967,046 km (0.086 R)
• M16: 9,673,896 km (0.03 R)
• M17: 11,151,624 km (0.038 R)
• M18: 11,773,053 km (0.12 R)
• M19: 12,166,795 km (0.113 R)
• M20: 14,773,687 km (0.092 R)
• M21: 15,937,260 km (0.108 R)
• M22: 16,787,424 km (0.105 R)
• M23: 17,988,994 km (0.085 R)
• M24: 19,725,078 km (0.098 R)
• M25: 20,280,834 km (0.115 R)
• M26: 21,062,183 km (0.066 R)
• M27: 22,988,705 km (0.116 R)
• M28: 26,011,330 km (0.118 R)
• M29: 30,747,898 km (0.073 R)
• M30: 31,495,289 km (0.102 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 548 - 18,420 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit