🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.58 AU - 0.58 AU

Year: 169 Days

Day: 37.6 Hours

Environment

Temp: 197 °C

Axial Tilt: 27 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 109,395,613 km

• M1: 78,688 km (0.094 R)
• M2: 137,331 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.91 AU - 0.97 AU

Year: 349 Days

Day: 46.4 Hours

Environment

Temp: 18 °C

Axial Tilt: 31 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.01 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.83 AU - 3.33 AU

Year: 2070 Days

Day: 19.4 Hours

Environment

Temp: -107 °C

Axial Tilt: 42.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.9

Radius: 13

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 4.02 AU - 5.62 AU

Year: 4052 Days

Day: 15 Hours

Environment

Temp: -145 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 109,395,613 km

• M1: 161,715 km (0.085 R)
• M2: 585,825 km (0.102 R)
• M3: 1,329,626 km (0.084 R)
• M4: 2,241,275 km (0.113 R)
• M5: 3,474,111 km (0.106 R)
• M6: 3,892,836 km (0.119 R)
• M7: 4,512,321 km (0.079 R)
• M8: 5,064,935 km (0.095 R)
• M9: 5,747,550 km (0.092 R)
• M10: 6,678,498 km (0.052 R)
• M11: 8,025,178 km (0.113 R)
• M12: 10,719,286 km (0.119 R)
• M13: 15,759,088 km (0.106 R)
• M14: 17,455,977 km (0.081 R)
• M15: 19,466,573 km (0.11 R)
• M16: 21,978,620 km (0.113 R)
• M17: 23,349,236 km (0.083 R)
• M18: 25,161,165 km (0.114 R)
• M19: 25,943,263 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 870.2

Radius: 4.9

Gravity: 36.24 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 14.62 AU - 22.48 AU

Year: 30590 Days

Day: 15.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 109,395,613 km

• M1: 61,934 km (0.088 R)
• M2: 822,788 km (0.072 R)
• M3: 1,916,798 km (0.11 R)
• M4: 2,925,237 km (0.1 R)
• M5: 4,062,031 km (0.105 R)
• M6: 4,358,235 km (0.06 R)
• M7: 5,290,678 km (0.103 R)
• M8: 5,734,834 km (0.095 R)
• M9: 6,349,083 km (0.061 R)
• M10: 10,912,716 km (0.076 R)
• M11: 14,649,820 km (0.075 R)
• M12: 20,522,883 km (0.115 R)
• M13: 27,660,945 km (0.11 R)
• M14: 27,923,789 km (0.114 R)
• M15: 41,382,062 km (0.042 R)
• M16: 60,786,701 km (0.069 R)
• M17: 63,713,733 km (0.117 R)
• M18: 77,138,496 km (0.072 R)
• M19: 94,098,108 km (0.042 R)
• M20: 98,312,579 km (0.082 R)
• M21: 107,439,396 km (0.111 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 439 - 16,696 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit