🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.55 AU - 0.83 AU

Year: 208 Days

Day: 44.3 Hours

Environment

Temp: 122 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,362,951 km

• M1: 592,258 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.72 AU - 1.12 AU

Year: 321 Days

Day: 30.3 Hours

Environment

Temp: 149 °C

Axial Tilt: 20.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.55 AU - 2.45 AU

Year: 1028 Days

Day: 17 Hours

Environment

Temp: -73 °C

Axial Tilt: 27.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 2.44 AU - 3.4 AU

Year: 1813 Days

Day: 47.5 Hours

Environment

Temp: -106 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,362,951 km

• M1: 689,347 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 315.1

Radius: 4.3

Gravity: 17.04 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 15.3 AU - 16.91 AU

Year: 23478 Days

Day: 21.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 65,362,951 km

• M1: 59,091 km (0.064 R)
• M2: 256,710 km (0.111 R)
• M3: 447,148 km (0.081 R)
• M4: 901,028 km (0.083 R)
• M5: 1,136,345 km (0.119 R)
• M6: 1,396,945 km (0.083 R)
• M7: 2,017,926 km (0.113 R)
• M8: 2,233,945 km (0.075 R)
• M9: 2,665,984 km (0.05 R)
• M10: 3,525,124 km (0.1 R)
• M11: 6,164,928 km (0.091 R)
• M12: 6,452,007 km (0.073 R)
• M13: 6,920,996 km (0.088 R)
• M14: 7,141,653 km (0.106 R)
• M15: 8,071,104 km (0.09 R)
• M16: 9,026,287 km (0.092 R)
• M17: 9,831,722 km (0.086 R)
• M18: 10,394,658 km (0.111 R)
• M19: 12,084,815 km (0.098 R)
• M20: 14,160,336 km (0.036 R)
• M21: 14,515,930 km (0.105 R)
• M22: 16,151,783 km (0.119 R)
• M23: 19,784,169 km (0.066 R)
• M24: 20,050,004 km (0.06 R)
• M25: 21,229,583 km (0.091 R)
• M26: 23,626,590 km (0.11 R)
• M27: 24,026,016 km (0.076 R)
• M28: 29,292,310 km (0.064 R)
• M29: 30,927,116 km (0.089 R)
• M30: 35,019,366 km (0.079 R)
• M31: 45,784,877 km (0.102 R)
• M32: 50,248,728 km (0.047 R)
• M33: 50,909,203 km (0.06 R)
• M34: 54,471,726 km (0.036 R)
• M35: 55,168,703 km (0.066 R)
• M36: 59,291,770 km (0.109 R)
• M37: 59,844,235 km (0.045 R)
• M38: 62,848,908 km (0.098 R)

Kuiper Belt

Range: 30.2 - 45.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 13,122 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit