🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.78 AU - 1.06 AU

Year: 316 Days

Day: 20.3 Hours

Environment

Temp: 149 °C

Axial Tilt: 19.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.35 AU - 1.41 AU

Year: 581 Days

Day: 28.5 Hours

Environment

Temp: 2 °C

Axial Tilt: 11.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.17 AU - 1.69 AU

Year: 612 Days

Day: 34.8 Hours

Environment

Temp: -0 °C

Axial Tilt: 33.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.6

Radius: 8.4

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 4.55 AU - 6.93 AU

Year: 4925 Days

Day: 13.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 16,339,534 km

• M1: 104,569 km (0.095 R)
• M2: 384,915 km (0.064 R)
• M3: 828,024 km (0.118 R)
• M4: 1,643,482 km (0.077 R)
• M5: 3,977,807 km (0.049 R)
• M6: 6,720,385 km (0.072 R)
• M7: 7,288,558 km (0.12 R)
• M8: 7,571,447 km (0.102 R)
• M9: 8,691,187 km (0.116 R)
• M10: 11,426,435 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.7

Radius: 10.6

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 5.94 AU - 8.46 AU

Year: 6919 Days

Day: 14.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 16,339,534 km

• M1: 131,796 km (0.056 R)
• M2: 494,720 km (0.077 R)
• M3: 863,629 km (0.042 R)
• M4: 1,638,246 km (0.034 R)
• M5: 1,974,393 km (0.103 R)
• M6: 2,389,976 km (0.052 R)
• M7: 3,702,697 km (0.112 R)
• M8: 4,364,817 km (0.07 R)
• M9: 4,698,121 km (0.101 R)
• M10: 6,399,199 km (0.116 R)
• M11: 8,596,193 km (0.087 R)
• M12: 9,974,139 km (0.062 R)
• M13: 13,322,438 km (0.113 R)
• M14: 14,083,144 km (0.095 R)
• M15: 14,587,438 km (0.12 R)
• M16: 19,337,918 km (0.097 R)
• M17: 23,592,033 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.8

Radius: 11.3

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 9.89 AU - 9.91 AU

Year: 11156 Days

Day: 14.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 16,339,534 km

• M1: 140,622 km (0.1 R)
• M2: 811,568 km (0.084 R)
• M3: 1,232,686 km (0.045 R)
• M4: 6,731,455 km (0.103 R)
• M5: 8,188,090 km (0.087 R)
• M6: 8,749,381 km (0.107 R)

Kuiper Belt

Range: 30.6 - 50.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 12,143 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit