🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.45 AU - 0.61 AU

Year: 148 Days

Day: 43.5 Hours

Environment

Temp: 213 °C

Axial Tilt: 28.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.93 AU - 0.93 AU

Year: 343 Days

Day: 22 Hours

Environment

Temp: 3 °C

Axial Tilt: 1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.24 AU - 1.44 AU

Year: 594 Days

Day: 21.1 Hours

Environment

Temp: -41 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,052,981 km

• M1: 321,785 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.05 AU - 3.33 AU

Year: 1689 Days

Day: 29.6 Hours

Environment

Temp: -108 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,052,981 km

• M1: 1,119,142 km (0.048 R)

Asteroid Belt

Center: 4.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 285.8

Radius: 12.7

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 6.03 AU - 8.47 AU

Year: 7474 Days

Day: 10.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,052,981 km

• M1: 158,424 km (0.096 R)
• M2: 873,502 km (0.116 R)
• M3: 2,035,728 km (0.091 R)
• M4: 2,539,873 km (0.07 R)
• M5: 4,027,175 km (0.102 R)
• M6: 4,427,947 km (0.09 R)
• M7: 5,706,860 km (0.119 R)
• M8: 6,463,974 km (0.107 R)
• M9: 7,150,778 km (0.119 R)
• M10: 8,982,604 km (0.105 R)
• M11: 12,635,485 km (0.12 R)
• M12: 16,874,191 km (0.061 R)
• M13: 17,548,578 km (0.099 R)
• M14: 19,280,024 km (0.108 R)
• M15: 27,604,846 km (0.039 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.5

Radius: 14

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 6.46 AU - 8.08 AU

Year: 7505 Days

Day: 10.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,052,981 km

• M1: 177,124 km (0.059 R)
• M2: 665,711 km (0.097 R)
• M3: 1,218,923 km (0.107 R)
• M4: 1,973,346 km (0.094 R)
• M5: 3,808,014 km (0.068 R)
• M6: 4,340,881 km (0.062 R)
• M7: 5,749,046 km (0.106 R)
• M8: 6,488,508 km (0.034 R)
• M9: 7,559,330 km (0.057 R)
• M10: 8,532,165 km (0.063 R)
• M11: 11,535,193 km (0.115 R)
• M12: 14,507,553 km (0.095 R)
• M13: 24,320,575 km (0.071 R)
• M14: 29,537,501 km (0.075 R)
• M15: 32,354,579 km (0.091 R)
• M16: 34,473,333 km (0.111 R)
• M17: 35,126,627 km (0.078 R)
• M18: 35,677,297 km (0.051 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 190 - 18,776 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit