🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.5 AU - 0.62 AU

Year: 157 Days

Day: 36.2 Hours

Environment

Temp: 170 °C

Axial Tilt: 7.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.49 AU - 0.79 AU

Year: 192 Days

Day: 39.9 Hours

Environment

Temp: 206 °C

Axial Tilt: 0.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.7 AU - 0.82 AU

Year: 248 Days

Day: 30.8 Hours

Environment

Temp: 159 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.01 AU - 1.15 AU

Year: 421 Days

Day: 19.6 Hours

Environment

Temp: 5 °C

Axial Tilt: 5.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 32,950,711 km

• M1: 486,043 km (0.098 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.59 AU - 1.59 AU

Year: 751 Days

Day: 32.5 Hours

Environment

Temp: -48 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.17 AU - 3.25 AU

Year: 1672 Days

Day: 37.3 Hours

Environment

Temp: -104 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 32,950,711 km

• M1: 347,665 km (0.119 R)
• M2: 1,093,560 km (0.054 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.5

Radius: 8.2

Gravity: 11.53 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 4.43 AU - 7.35 AU

Year: 5357 Days

Day: 9.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 32,950,711 km

• M1: 102,026 km (0.062 R)
• M2: 360,830 km (0.066 R)
• M3: 792,570 km (0.103 R)
• M4: 1,109,268 km (0.094 R)
• M5: 1,404,425 km (0.115 R)
• M6: 1,806,693 km (0.091 R)
• M7: 2,824,557 km (0.081 R)
• M8: 3,803,376 km (0.036 R)
• M9: 4,208,039 km (0.101 R)
• M10: 5,217,226 km (0.072 R)
• M11: 5,870,669 km (0.106 R)
• M12: 7,557,984 km (0.079 R)
• M13: 8,006,777 km (0.087 R)
• M14: 8,473,223 km (0.107 R)
• M15: 10,799,470 km (0.109 R)
• M16: 13,413,095 km (0.093 R)
• M17: 15,690,423 km (0.097 R)
• M18: 18,147,568 km (0.114 R)
• M19: 20,561,330 km (0.113 R)
• M20: 23,181,387 km (0.11 R)
• M21: 24,289,009 km (0.074 R)
• M22: 25,597,542 km (0.092 R)
• M23: 27,211,853 km (0.072 R)
• M24: 29,529,273 km (0.081 R)
• M25: 29,804,833 km (0.096 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 18,678 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit