🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.87 AU - 0.95 AU

Year: 325 Days

Day: 15 Hours

Environment

Temp: 33 °C

Axial Tilt: 2.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 44,278,120 km

• M1: 43,084 km (0.076 R)
• M2: 344,973 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.79 AU - 1.25 AU

Year: 386 Days

Day: 17.3 Hours

Environment

Temp: 6 °C

Axial Tilt: 16.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.19 AU - 1.55 AU

Year: 601 Days

Day: 37.1 Hours

Environment

Temp: -43 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,278,120 km

• M1: 1,084,734 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3.2 AU - 5.04 AU

Year: 3134 Days

Day: 34.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 9.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.6

Radius: 8.6

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 8.84 AU - 10.54 AU

Year: 11304 Days

Day: 13.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 44,278,120 km

• M1: 107,112 km (0.109 R)
• M2: 395,836 km (0.117 R)
• M3: 813,812 km (0.089 R)
• M4: 1,229,395 km (0.067 R)
• M5: 1,968,558 km (0.052 R)
• M6: 2,362,599 km (0.064 R)
• M7: 2,667,180 km (0.091 R)
• M8: 2,976,549 km (0.071 R)
• M9: 4,105,265 km (0.08 R)
• M10: 4,840,837 km (0.09 R)
• M11: 5,146,167 km (0.083 R)
• M12: 5,529,586 km (0.063 R)
• M13: 6,757,785 km (0.115 R)
• M14: 7,336,280 km (0.076 R)
• M15: 8,287,124 km (0.07 R)
• M16: 9,041,097 km (0.106 R)
• M17: 9,364,528 km (0.051 R)
• M18: 11,686,137 km (0.107 R)
• M19: 13,273,370 km (0.048 R)
• M20: 13,691,646 km (0.077 R)
• M21: 16,870,002 km (0.111 R)
• M22: 22,637,898 km (0.109 R)
• M23: 25,454,826 km (0.114 R)
• M24: 26,757,674 km (0.115 R)
• M25: 28,695,116 km (0.072 R)
• M26: 29,799,746 km (0.045 R)
• M27: 31,351,375 km (0.046 R)
• M28: 34,953,094 km (0.097 R)
• M29: 40,420,746 km (0.066 R)
• M30: 41,553,352 km (0.107 R)
• M31: 44,145,733 km (0.066 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 13,714 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit