🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.53 AU - 0.77 AU

Year: 200 Days

Day: 12.4 Hours

Environment

Temp: 129 °C

Axial Tilt: 44 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.83 AU - 0.99 AU

Year: 331 Days

Day: 36.7 Hours

Environment

Temp: 35 °C

Axial Tilt: 7.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 54,091,768 km

• M1: 123,269 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.17 AU - 1.29 AU

Year: 519 Days

Day: 37.3 Hours

Environment

Temp: -35 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.1

Radius: 14.5

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 6.02 AU - 8.16 AU

Year: 7189 Days

Day: 12.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,091,768 km

• M1: 180,415 km (0.089 R)
• M2: 740,210 km (0.113 R)
• M3: 1,640,789 km (0.115 R)
• M4: 2,502,473 km (0.039 R)
• M5: 3,328,553 km (0.057 R)
• M6: 3,992,618 km (0.083 R)
• M7: 4,631,251 km (0.074 R)
• M8: 6,320,360 km (0.097 R)
• M9: 7,229,168 km (0.102 R)
• M10: 8,099,378 km (0.045 R)
• M11: 8,732,028 km (0.092 R)
• M12: 9,443,066 km (0.1 R)
• M13: 10,581,955 km (0.119 R)
• M14: 14,428,415 km (0.096 R)
• M15: 20,170,431 km (0.12 R)
• M16: 20,631,192 km (0.114 R)
• M17: 22,380,889 km (0.039 R)
• M18: 23,041,064 km (0.1 R)
• M19: 23,714,254 km (0.086 R)
• M20: 25,902,722 km (0.083 R)
• M21: 26,999,723 km (0.046 R)
• M22: 28,222,985 km (0.103 R)
• M23: 30,376,596 km (0.113 R)
• M24: 32,954,765 km (0.1 R)
• M25: 33,487,334 km (0.051 R)
• M26: 35,230,448 km (0.033 R)
• M27: 39,611,721 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.5

Radius: 13.2

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 8.28 AU - 12.84 AU

Year: 13067 Days

Day: 13.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,091,768 km

• M1: 164,109 km (0.074 R)
• M2: 700,118 km (0.105 R)
• M3: 1,134,101 km (0.104 R)
• M4: 1,576,911 km (0.113 R)
• M5: 2,536,282 km (0.065 R)
• M6: 3,030,853 km (0.1 R)
• M7: 4,664,611 km (0.057 R)
• M8: 5,244,004 km (0.115 R)
• M9: 6,431,362 km (0.105 R)
• M10: 9,284,044 km (0.088 R)
• M11: 13,907,067 km (0.109 R)
• M12: 17,120,728 km (0.08 R)
• M13: 18,189,755 km (0.102 R)
• M14: 19,141,048 km (0.095 R)
• M15: 20,629,846 km (0.067 R)
• M16: 21,315,752 km (0.092 R)
• M17: 24,307,410 km (0.108 R)
• M18: 26,853,715 km (0.081 R)
• M19: 30,555,664 km (0.081 R)
• M20: 35,921,142 km (0.08 R)
• M21: 36,415,413 km (0.04 R)
• M22: 37,417,719 km (0.12 R)
• M23: 41,747,530 km (0.095 R)
• M24: 43,401,484 km (0.043 R)
• M25: 49,534,847 km (0.113 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 13,711 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit