🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.44 AU - 0.56 AU

Year: 149 Days

Day: 19.2 Hours

Environment

Temp: 104 °C

Axial Tilt: 4.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,980,477 km

• M1: 35,155 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.34 AU - 1.54 AU

Year: 729 Days

Day: 27.2 Hours

Environment

Temp: -82 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.06 AU - 2.56 AU

Year: 1481 Days

Day: 21 Hours

Environment

Temp: -123 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.2

Radius: 13.2

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.99 AU - 3.31 AU

Year: 2358 Days

Day: 12.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,980,477 km

• M1: 173,234 km (0.079 R)
• M2: 771,925 km (0.103 R)
• M3: 1,192,445 km (0.103 R)
• M4: 1,772,436 km (0.089 R)
• M5: 2,991,060 km (0.1 R)
• M6: 3,901,064 km (0.051 R)
• M7: 4,527,430 km (0.111 R)
• M8: 6,090,877 km (0.073 R)
• M9: 7,627,098 km (0.098 R)
• M10: 8,363,269 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.3

Radius: 10.3

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 7.48 AU - 11.46 AU

Year: 12291 Days

Day: 11.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,980,477 km

• M1: 128,953 km (0.117 R)
• M2: 621,729 km (0.047 R)
• M3: 1,268,889 km (0.069 R)
• M4: 1,594,414 km (0.078 R)
• M5: 2,011,044 km (0.1 R)
• M6: 2,884,097 km (0.077 R)
• M7: 3,560,280 km (0.11 R)
• M8: 4,458,914 km (0.115 R)
• M9: 4,832,610 km (0.113 R)
• M10: 5,932,752 km (0.09 R)
• M11: 6,424,630 km (0.116 R)
• M12: 7,796,293 km (0.113 R)
• M13: 8,669,795 km (0.112 R)
• M14: 9,505,299 km (0.093 R)
• M15: 10,665,281 km (0.097 R)
• M16: 11,566,309 km (0.056 R)
• M17: 12,825,025 km (0.087 R)
• M18: 15,683,841 km (0.04 R)
• M19: 16,699,610 km (0.084 R)
• M20: 19,104,246 km (0.101 R)
• M21: 33,933,285 km (0.118 R)
• M22: 34,292,170 km (0.115 R)
• M23: 37,001,089 km (0.11 R)
• M24: 39,716,888 km (0.065 R)
• M25: 41,463,294 km (0.068 R)
• M26: 45,397,419 km (0.047 R)
• M27: 46,565,628 km (0.079 R)
• M28: 47,008,737 km (0.119 R)
• M29: 48,506,511 km (0.044 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 16,042 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit