🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.56 AU - 0.7 AU

Year: 177 Days

Day: 16.4 Hours

Environment

Temp: 184 °C

Axial Tilt: 24.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.71 AU - 0.73 AU

Year: 216 Days

Day: 36.1 Hours

Environment

Temp: 150 °C

Axial Tilt: 36.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.99 AU - 1.09 AU

Year: 374 Days

Day: 20.9 Hours

Environment

Temp: 136 °C

Axial Tilt: 2.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.02 AU - 1.5 AU

Year: 499 Days

Day: 27.8 Hours

Environment

Temp: 9 °C

Axial Tilt: 38.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.38 AU - 1.6 AU

Year: 642 Days

Day: 15.9 Hours

Environment

Temp: -18 °C

Axial Tilt: 39.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.1 AU - 4.8 AU

Year: 3315 Days

Day: 45.7 Hours

Environment

Temp: -124 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,176,369 km

• M1: 60,138 km (0.099 R)

Asteroid Belt

Center: 9.85 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 15.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 371.8

Radius: 4.7

Gravity: 16.83 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 11.67 AU - 18.83 AU

Year: 21028 Days

Day: 24.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,176,369 km

• M1: 59,839 km (0.086 R)
• M2: 331,060 km (0.104 R)
• M3: 563,685 km (0.117 R)
• M4: 818,450 km (0.104 R)
• M5: 967,150 km (0.094 R)
• M6: 1,558,361 km (0.042 R)
• M7: 1,704,518 km (0.101 R)
• M8: 1,968,558 km (0.054 R)
• M9: 2,490,655 km (0.038 R)
• M10: 2,878,861 km (0.089 R)
• M11: 3,025,019 km (0.066 R)
• M12: 4,877,040 km (0.071 R)
• M13: 6,546,852 km (0.115 R)
• M14: 7,418,558 km (0.052 R)
• M15: 9,336,553 km (0.096 R)
• M16: 9,658,338 km (0.035 R)
• M17: 9,821,848 km (0.06 R)
• M18: 12,121,167 km (0.094 R)
• M19: 12,633,391 km (0.088 R)
• M20: 13,907,964 km (0.068 R)
• M21: 14,611,972 km (0.075 R)
• M22: 16,945,549 km (0.105 R)
• M23: 30,485,802 km (0.082 R)
• M24: 39,296,069 km (0.078 R)
• M25: 42,426,106 km (0.085 R)
• M26: 50,312,606 km (0.09 R)
• M27: 60,961,581 km (0.057 R)
• M28: 62,083,715 km (0.04 R)

Kuiper Belt

Range: 31.1 - 55.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 12,355 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit