🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.53 AU - 0.63 AU

Year: 160 Days

Day: 40.2 Hours

Environment

Temp: 242 °C

Axial Tilt: 12.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,116,516 km

• M1: 16,755 km (0.065 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.25 AU - 1.41 AU

Year: 555 Days

Day: 42.3 Hours

Environment

Temp: -6 °C

Axial Tilt: 9.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.3 AU - 3.5 AU

Year: 2267 Days

Day: 30.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.1

Radius: 14.9

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 9.48 AU - 11.66 AU

Year: 12428 Days

Day: 9.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,116,516 km

• M1: 185,501 km (0.03 R)
• M2: 750,084 km (0.075 R)
• M3: 2,163,036 km (0.083 R)
• M4: 3,019,035 km (0.052 R)
• M5: 4,092,250 km (0.078 R)
• M6: 4,759,905 km (0.117 R)
• M7: 6,246,908 km (0.034 R)
• M8: 6,734,298 km (0.103 R)
• M9: 7,398,662 km (0.103 R)
• M10: 9,119,935 km (0.117 R)
• M11: 16,331,001 km (0.117 R)
• M12: 24,188,929 km (0.094 R)
• M13: 25,048,219 km (0.111 R)
• M14: 26,646,074 km (0.117 R)
• M15: 27,193,452 km (0.117 R)
• M16: 31,037,220 km (0.095 R)
• M17: 36,781,778 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 866.5

Radius: 5

Gravity: 34.66 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 11.89 AU - 14.61 AU

Year: 17443 Days

Day: 21.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 75,116,516 km

• M1: 62,233 km (0.08 R)
• M2: 861,385 km (0.092 R)
• M3: 1,836,463 km (0.058 R)
• M4: 2,048,444 km (0.089 R)
• M5: 2,498,584 km (0.078 R)
• M6: 3,391,683 km (0.117 R)
• M7: 4,583,230 km (0.059 R)
• M8: 4,865,671 km (0.067 R)
• M9: 6,947,176 km (0.109 R)
• M10: 8,259,298 km (0.117 R)
• M11: 9,276,115 km (0.06 R)
• M12: 9,613,907 km (0.055 R)
• M13: 11,555,239 km (0.12 R)
• M14: 13,671,151 km (0.118 R)
• M15: 14,108,575 km (0.099 R)
• M16: 14,330,728 km (0.102 R)
• M17: 14,782,065 km (0.079 R)
• M18: 15,088,142 km (0.114 R)
• M19: 18,740,125 km (0.067 R)
• M20: 21,056,798 km (0.103 R)
• M21: 21,639,930 km (0.096 R)
• M22: 23,042,410 km (0.101 R)
• M23: 28,545,518 km (0.084 R)
• M24: 30,107,619 km (0.032 R)
• M25: 30,475,929 km (0.094 R)
• M26: 30,971,846 km (0.115 R)
• M27: 34,728,996 km (0.068 R)
• M28: 37,066,912 km (0.087 R)
• M29: 45,668,640 km (0.064 R)
• M30: 46,808,725 km (0.11 R)
• M31: 48,134,760 km (0.09 R)
• M32: 57,747,022 km (0.116 R)
• M33: 60,823,053 km (0.099 R)
• M34: 63,200,313 km (0.104 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 15,296 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit