🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.46 AU - 0.7 AU

Year: 169 Days

Day: 22.4 Hours

Environment

Temp: 179 °C

Axial Tilt: 6.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 23,522,102 km

• M1: 170,093 km (0.072 R)
• M2: 266,733 km (0.032 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.59 AU - 0.63 AU

Year: 182 Days

Day: 34.1 Hours

Environment

Temp: 189 °C

Axial Tilt: 11.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 23,522,102 km

• M1: 39,943 km (0.118 R)
• M2: 128,804 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.73 AU - 0.93 AU

Year: 290 Days

Day: 12.5 Hours

Environment

Temp: 45 °C

Axial Tilt: 39.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 23,522,102 km

• M1: 108,458 km (0.05 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.9 AU - 1.14 AU

Year: 394 Days

Day: 27.9 Hours

Environment

Temp: -7 °C

Axial Tilt: 20 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.48 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.02 AU - 4.84 AU

Year: 2983 Days

Day: 45.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 23,522,102 km

• M1: 113,395 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203.4

Radius: 12.3

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.53 AU - 5.73 AU

Year: 3815 Days

Day: 6.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 23,522,102 km

• M1: 153,487 km (0.098 R)
• M2: 714,629 km (0.11 R)
• M3: 1,828,684 km (0.043 R)
• M4: 3,992,019 km (0.092 R)
• M5: 6,244,963 km (0.112 R)
• M6: 7,044,564 km (0.113 R)
• M7: 7,643,853 km (0.026 R)
• M8: 10,716,892 km (0.101 R)
• M9: 13,472,485 km (0.043 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 15.6

Radius: 5.3

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 13.85 AU - 16.63 AU

Year: 22780 Days

Day: 23.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 23,522,102 km

• M1: 66,571 km (0.118 R)
• M2: 270,922 km (0.057 R)
• M3: 569,818 km (0.09 R)
• M4: 2,842,509 km (0.062 R)
• M5: 4,386,958 km (0.108 R)
• M6: 5,903,132 km (0.06 R)
• M7: 7,940,206 km (0.073 R)
• M8: 9,341,639 km (0.056 R)
• M9: 10,608,434 km (0.087 R)
• M10: 11,154,316 km (0.075 R)
• M11: 17,509,683 km (0.084 R)
• M12: 18,034,771 km (0.088 R)
• M13: 20,883,414 km (0.085 R)
• M14: 21,873,453 km (0.082 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 409 - 19,013 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit