🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.54 AU - 0.72 AU

Year: 175 Days

Day: 45.6 Hours

Environment

Temp: 178 °C

Axial Tilt: 47.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,312,054 km

• M1: 23,038 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.67 AU - 0.83 AU

Year: 227 Days

Day: 45.1 Hours

Environment

Temp: 174 °C

Axial Tilt: 33.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.08 AU - 2.9 AU

Year: 1375 Days

Day: 16.5 Hours

Environment

Temp: -77 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.38 AU - 3.5 AU

Year: 1764 Days

Day: 27.6 Hours

Environment

Temp: -79 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,312,054 km

• M1: 1,302,698 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 135.7

Radius: 3

Gravity: 15.08 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 14.13 AU - 16.19 AU

Year: 20650 Days

Day: 16.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 45,312,054 km

• M1: 37,848 km (0.106 R)
• M2: 187,147 km (0.076 R)
• M3: 383,419 km (0.118 R)
• M4: 487,240 km (0.102 R)
• M5: 617,390 km (0.116 R)
• M6: 989,141 km (0.1 R)
• M7: 1,562,999 km (0.115 R)
• M8: 1,928,915 km (0.044 R)
• M9: 2,062,805 km (0.108 R)
• M10: 3,180,600 km (0.029 R)
• M11: 4,000,097 km (0.033 R)
• M12: 6,931,468 km (0.101 R)
• M13: 11,197,101 km (0.113 R)
• M14: 11,575,135 km (0.105 R)
• M15: 13,053,611 km (0.104 R)
• M16: 13,291,771 km (0.11 R)
• M17: 14,653,261 km (0.086 R)
• M18: 14,781,466 km (0.109 R)
• M19: 15,105,346 km (0.048 R)
• M20: 15,236,094 km (0.117 R)
• M21: 15,433,863 km (0.043 R)
• M22: 18,607,731 km (0.068 R)
• M23: 20,706,739 km (0.085 R)
• M24: 23,743,426 km (0.114 R)
• M25: 24,366,501 km (0.049 R)
• M26: 27,353,821 km (0.077 R)
• M27: 31,739,881 km (0.109 R)
• M28: 32,604,407 km (0.054 R)
• M29: 37,402,310 km (0.075 R)
• M30: 37,521,839 km (0.06 R)
• M31: 39,594,816 km (0.08 R)
• M32: 41,614,537 km (0.034 R)

Kuiper Belt

Range: 31.4 - 50.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 286 - 17,348 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit